Showing posts with label NASA. Show all posts
Showing posts with label NASA. Show all posts

Tuesday, September 7, 2021

Bangladesh will Launch an Earth Observation Satellite


Work is underway to start work on Bangladesh's second artificial satellite very soon after it is finalized. The country's second satellite after Bangabandhu-1 will be an 'Earth Observation Satellite', which will help in surveying the vast oceans, including surveying the country's crop production and flood situation by taking live pictures of the land surface. Bangladesh Communication Satellite Company Limited - BCSCL, hopes that the government will be able to launch the country's second satellite in the current term. The government is considering buying and launching this satellite in the G2G (Government-to-Government) process.

Earth Observation Satellites are used to take pictures of different parts of the Earth's surface and to observe the Earth's surface. The country's first commercial satellite Bangabandhu-1 is a 'geostationary communication' satellite, which is only used for communication.

The BCSCL chairman said, “An agreement was reached with the French consulting firm Price-Water House Coopers for the launch of the country's second satellite. Based on the report of the consulting firm, we have decided that the second satellite will be Earth Observation Satellite." He said the satellite would provide various benefits, adding that it would help monitor the country's crop production, flood monitoring and monitoring the country's vast oceans.


Apart from working in the country, there is also an opportunity to earn money with this satellite. As the Middle East and Africa will be covered by the satellite, it will be possible to earn income by selling various data from those areas. Because not all countries have this type of satellite. In addition to geostationary communication satellites, there are different satellites for various purposes including communication, remote sensing, navigation, geocentric orbit type, polar satellites.

The main consultant for the design of the system of the country's first artificial satellite Bangabandhu-1 was the US-based 'Space Partnership International'. After that, the satellite system was bought from the French company Talis Elenia Space under a contract worth Tk 1,951.85 crore. On 12 May 2018, the Bangabandhu-1 satellite launched from the launch pad of the Kennedy Space Center in Cape Canaveral, Florida, USA. Bangladesh is the 57th country to launch a satellite. Six months after its launch, in November 2018, Bangladesh fully acquired the ownership and control of Bangabandhu Satellite-1.


The cost of launching this time will be less than what was spent to launch Bangabandhu-1. There will be no cost after the launch of the second one. It will not be necessary to rent orbital slots. It will not be too high above the surface. The cost of renting the slot will be saved. It is also called LEO or Low Earth Orbit Satellite (LEO satellite).

Bangabandhu-1 was located 36,000 km away from the launch site. Bangabandhu-1 satellite is addressed in an orbital slot at 119.1 East longitude. Bangladesh has leased the slot from the Moscow-based Inter-sputnik International Organization of Space Communications for 45 years.

 

Thanks,


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Thursday, November 7, 2019

China Plans to Establish Economic Zone on the Moon


China is planning to establish an economic zone on the moon. The country will make connection between the economic zones from the earth to the moon by the 2050. Earth based Economies are not may be so much enough as China has high ambitious, that’s why they have planned to extend their economy on the Moon. The project could bring in around $10 trillion. Many netizens were thrilled by the news.

Space Scholars says that China can gain a lot, such as developing the space travel industry or conducting experiments on the moon. Bao Weimin, head of the China Science and Technology Commission, said that the new zone will cover areas of space near Earth, the Moon, and in between. The China Aerospace Science and Technology Corporation (CASC) will implement the project as part of China's National Space Program.

Bao said that such project is very economical because low cost space based communication will be developed. He also said that the construction of the core technology will be completed within the year of 2030. And they will be able to invent easier communication technology to the moon by the year 2040. By the middle of this century China is dreaming to start full production in this new economic zone on the Lunar space.


Recently, China has been conducting extensive research and survey programs based on space. Last July, a Chinese private company i-Space successfully launched a rocket. Last year, a China Lunar Rover landed successfully on the surface of the Moon.

In the year 2016, the deputy commander-in-chief of China's manned space program Zhang Yulin told to media that they had plans to explore Earth-moon space. In May 2018, China launched a relay satellite to set up a communications link between the Earth and then planned Chang'e-4 lunar probe.

China is moving fast forward day by day in the field of Space research and technology. The CASC is dedicating itself to establish China as a super power on the space, continuously carrying out the national major scientific and technical programs such as Manned Spaceflight, Lunar Exploration, Beidou Navigation and High-Resolution Earth Observation System.


Peoples need to wait and see what China is going to do in the near future.

Thanks,


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Monday, June 24, 2019

Rover Curiosity Identified Methane Gas on Mars | Symbol of Life !


Is there a possibility to find any symbol of life in the red planet MARS? At least NASA's recent report indicated that. Astronomers have discovered from the report sent by the spacecraft Curiosity Rover on last week. The report said that the red planet has high levels of methane gas on its atmosphere and everybody was just surprised.

Because the methane gas in the earth is emitted by living organisms. Scientists have received the information sent by Mars Rover Curiosity on 20th June 2019. Then on next day they researched a lot based on that information and become excited.

Though any kind of official announcement regarding this matter has not yet been finalized yet by NASA.

"With these new findings, Mars is telling us to stay the course and keep searching for evidence of life," said Thomas Zurbuchen, associate administrator for the Science Mission Directorate at NASA Headquarters, in Washington. "I'm confident that our ongoing and planned missions will unlock even more breathtaking discoveries on the Red Planet."

So far, they are continuing various experiments and testing’s. Curiosity has sent some new information on about atmosphere of Mars. The researchers and scientists have become more enthusiastic. The test report based on this matter may come next week.



Scientists say that if there is methane gas in the air of Mars in a very small scale. That means the methane found on the atmosphere is emitted very recent.

"Curiosity has not determined the source of the organic molecules," said Jen Eigenbrode of NASA's Goddard Space Flight Center in Greenbelt, Maryland, who is lead author of one of the two new Science papers. "Whether it holds a record of ancient life, was food for life, or has existed in the absence of life, organic matter in Martian materials holds chemical clues to planetary conditions and processes."

The Methozen is present in any place on the earth where there is a lack of oxygen. Such as in underground stoneware or in animal stomach. The animals leave the methane as the body's waste.


However, the methane formation sometimes happens in geothermal reaction, scientists think. They think, maybe Mars's methane found in the Curiosity test has many antiquities which was buried under stones for several thousand of years. Suddenly it broke out.

"This is the first time we've seen something repeatable in the methane story, so it offers us a handle in understanding it," said Chris Webster of NASA's Jet Propulsion Laboratory in Pasadena, California, lead author of the second paper. "This is all possible because of Curiosity's longevity. The long duration has allowed us to see the patterns in this seasonal 'breathing.'"

But everything is now in the research level. Scientists from NASA say that they cannot understand the whole thing without further testing.

So, we will have to wait more.




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Friday, April 12, 2019

Real Picture of Black Hole Inside the M-87 Galaxy


According to the pretext, the real photo of black hole was published on Wednesday, 10th April, 2019. For the first time the world has seen the real picture of black hole in the universe. Scientists have published pictures of black holes created based on the results by the specially designed Event Horizon Telescope (EHT).

Based on the report of BBC, the scientists have published details of this black hole in the science journal Astrophysical Journal Letters. The black hole is about 40 billion kilometers in size which is about 3 million times bigger than the Earth. It is a huge super massive giant black hole. The black hole is located 500 million trillion kilometers away from the Earth. Scientists have taken pictures of this black hole through eight large telescopes (EHT Array) placed on the world.


Professor Haino Fallak researcher for this study told that the existence of this giant black hole was found in a galaxy called M87. In the context of the shape of the hole he said, “On the basis of what we have seen, the black hole is bigger than our entire solar system. Its mass is 6.5 billion times more than the mass of Sun. We think, the number of black holes that exist in the Universe, it is one of the main gigantic black hole”.


The picture shows that the fire cycle emerges from the black hole. In this regard, Professor Fallak said that the fire cycle surrounds a completely circular a dark hole. The origin of this fire due to the high temperature gas stuck inside the cavity. This fire is caused due to the intense light bulb. The intensity of this light is so much that the cave is brighter than the total brightness of hundreds of millions of stars in the galaxy! That is why the black holes were seen from the earth far away.

Surprisingly, the theoretical explanation and hypothesis that scientists have had so much about the shape of the black holes so many days, the vast majority of them met with the black hole of reality. Researcher team member Yuri Yunusi also said that the belief that Einstein had left behind the idea of ​​black hole years ago is going to be proven to be true. The presence of the black hole is putting time, space, even our existence into many complex questions. It is amazing that the picture we found is very similar to our theoretical research. It seems that Einstein is going to be proved once more.


No one is sure about how this bright light is being created around the hole. But for the first time this photo was published, because of the scope and probability of the study of black hole have increased. The shadow of a black hole is the closest we can come to an image of the black hole itself, a completely dark object from which light cannot escape. The black hole’s boundary — the event horizon from which the EHT takes its name — is around 2.5 times smaller than the shadow it casts and measures just under 40 billion km across.

For the first time, scientists have been able to take photograph of this black hole. Katie Bouman, a woman named, has contributed the most to take pictures of this giant black hole. The 29-year-old woman is a computer scientist. KT Bauman has played a key role in creating black hole pictures for the first time through computer programs and algorithms.

It is shown in the black hole picture of NASA, a round fire surrounds a round black hole. This photo has been made possible with the help of a network of eight radio telescopes located on the Earth. With the help of a single telescope, it was not possible to shoot the black hole. The black hole has seen in the center of a galaxy called M-87.

After creating the pictures of black hole on her laptop, Katie Bouman was surprised at herself. To express her own reaction, Katie Bouman in a Facebook status said that using the algorithm, when she first saw the image, she could not believe herself. Katie Bouman was the first student who created the algorithm before three years ago while graduating from the Massachusetts Institute of Technology (MIT).

The EHT is the result of years of international collaboration, and offers scientists a new way to study the most extreme objects in the Universe predicted by Einstein’s general relativity during the centennial year of the historic experiment that first confirmed the theory. Presently she is a Post Doctoral Fellow in the MIT EventHorizon Telescope Project. For three years, MIT's Computer Science and Artificial Intelligence Laboratory team worked on this project.




Thanks a lot.


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Wednesday, June 19, 2013

Commercial Space Transportation - Crew Program


The three commercial space companies working with NASA's Commercial Crew Program (CCP) may have very different spacecraft and rocket designs, but they all agreed on the need for the United States to have its own domestic capability to launch astronauts. 

"Today, there are nine humans on orbit," said Ed Mango, CCP's program manager, at a National Space Club meeting in Cape Canaveral, Florida "All of those folks got there on a vehicle that did not have a U.S. flag on it. We, and the people in this room, and the people at this table, need to fix that."

Mango was joined by partner representatives from The Boeing Company, Sierra Nevada Corporation (SNC) and Space Exploration Technologies Inc. (SpaceX) to discuss the future of commercial space. "We pay one of our partners, the Russians, $71 million a seat to fly," Mango said. "What we want to do is give that to an American company to fly our crews into space."

Since the dawn of space exploration, Florida's Space Coast has been the iconic site of launching men and women aboard American rockets. During the meeting, all three partner representatives said they plan to bring the work associated with commercial space activities back to the area. "It was incredibly important for us, from a business-case standpoint, to not only locate our launch services here, but also our manufacturing, refurbishment and turnaround operations - essentially having the entire team co-located here in Florida," said John Mulholland, vice president and program manager of Boeing's Commercial Programs.

Boeing's CST-100 is on track to take up residency this summer in one of Kennedy Space Center's former orbiter processing facilities. Space Florida, the state's aerospace economic development agency, is continuing to modernize the facility to accommodate commercial space operations. Current plans call for Boeing, along with SNC, to launch their spacecraft a few miles away from Kennedy, atop a United Launch Alliance Atlas V rocket from Cape Canaveral Air Force Station. 

"This is the Space Coast. It is the transportation hub. There's land, sea, air and space and it all happens right here in Brevard County," said Dan Ciccateri, SNC's chief systems engineer. "It is key for that to continue into commercial crew space." During the meeting, Ciccateri also shared SNC's plans to use the center's Shuttle Landing Facility as the primary runway for the Dream Chaser spacecraft.

SpaceX already is launching its NASA-contracted cargo resupply missions to the International Space Station atop the Falcon 9 rocket and uncrewed version of its Dragon spacecraft from Cape Canaveral Air Force Station. The company also is planning to launch satellite missions from Vandenberg Air Force Base in California. "It's to be seen what future markets will come from the Commercial Crew Program," said Adam Harris, vice president of government sales for SpaceX. "My kids, who are two boys, seven and three, want to see the United States fly to space. And I think that is what inspires folks and I think that's the reason that this is a great program."

Orion Multi-Purpose Crew Vehicle:
This spacecraft will serve as the primary crew vehicle for missions beyond low Earth orbit. The Orion MPCV is capable of conducting regular in-space operations (rendezvous, docking, extravehicular activity) in conjunction with payloads delivered by the Space Launch System for missions beyond low Earth orbit. The spacecraft also has the capability to be a backup system for International Space Station cargo and crew delivery.

Designating Orion as NASA's Multi-Purpose Crew Vehicle provides our nation with an affordable solution for multiple mission capability by continuing the technology innovations and spacecraft development the NASA-industry team has accomplished. By designing for challenging deep space missions, the MPCV/Orion team has already passed rigorous human rating reviews and other critical milestones required for safe, successful human space flight. With a proven launch abort system and its inherent design to provide the highest level of safety for the crew during long-duration missions, the MPCV is poised to take on increasingly challenging missions that will take human space exploration beyond low Earth orbit and out into the cosmos.

Image below: Workers moved the Orion ground test vehicle (GTA) from the Operations and Checkout Building to the Launch Equipment Test Facility on May 13. Lockheed Martin workers uncovered the GTA to prepare it for the second series of pyrotechnic bolt tests at Kennedy Space Center in Florida.

Space Launch System - SLS:
The Space Launch System (SLS) Program will develop a heavy-lift launch vehicle to expand human presence to celestial destinations beyond low Earth orbit. This launch vehicle will be capable of lifting the Orion MPCV to asteroids, the moon, Lagrange points, and ultimately for missions to Mars. It will also serve as a backup launch system for supplying and supporting the International Space Station cargo and crew requirements not met by other available launch vehicles.

The image below: An artist rendering of the various configurations of NASA's Space Launch System (SLS), managed by the Marshall Space Flight Center in Huntsville, Ala. The flexible configuration, sharing the same basic core-stage, allows for different crew and cargo flights as needed, promoting efficiency, time and cost savings. The SLS enables exploration missions beyond low-Earth orbit and support travel to asteroids, Mars and other destinations within our solar system

The image below: An expanded view of an artist rendering of the 130-metric-ton configuration of NASA's Space Launch System (SLS), managed by the Marshall Space Flight Center in Huntsville, Ala., shows the many different elements of the rocket design. Used primarily to launch heavy cargo, this two-stage vehicle will be the largest rocket ever built and will enable exploration missions beyond low-Earth orbit, supporting travel to asteroids, Mars and other deep space destinations.

Artist Concept of SLS on Launchpad, the Space Launch System, or SLS, will be designed to carry the Orion Multi-Purpose Crew Vehicle, as well as important cargo, equipment and science experiments to Earth's orbit and destinations beyond. Additionally, the SLS will serve as a back up for commercial and international partner transportation services to the International Space Station.

Ground Systems Development and Operations Program:
Building on five decades of launch and processing excellence, the Ground Systems Development and Operations Program is transforming Kennedy Space Center into a multi-user spaceport capable of accommodating a wide array of government and commercial space activities. Existing infrastructure and facilities are being modernized to support processing and launch of multiple vehicles, from NASA's next-generation rockets and spacecraft to those developed by commercial and other companies.

Imagine a spaceport of the future, where a variety of space vehicles are preparing for launch or departing Earth on missions to expand humanity's reach into space. At NASA's Kennedy Space Center in Florida, the Ground Systems Development and Operations Program, formerly known as the 21st Century Ground Systems Program, is propelling this vision forward, leading the center's transformation from a historically government-only launch complex to a spaceport bustling with activity involving government and commercial vehicles alike.

The program's primary objective is to prepare the center to process and launch the next-generation vehicles and spacecraft designed to achieve NASA's goals for space exploration. To achieve this transformation, program personnel are developing the necessary ground systems while refurbishing and upgrading infrastructure and facilities to meet tomorrow's demands. This modernization effort keeps flexibility in mind, in order to accommodate a multitude of government, commercial and other customers.

The image below: At Launch Pad 39B at NASA's Kennedy Space Center in Florida, the view from a fish-eye lens reveals nearly all of the crawler track panels on the pad's surface have been removed. The concrete surface beneath the panels and the catacomb roof below will be inspected for water damage and repaired.

Image below: At Launch Pad 39B at NASA’s Kennedy Space Center in Florida, construction workers continue to remove the flame trench deflector that sits below and between the left and right crawler-way tracks. Launch Pad 39B is being refurbished to support NASA’s Space Launch System and other launch vehicles. The Ground Systems Development and Operations, or GSDO, Program office at Kennedy is leading the center’s transformation to safely handle a variety of rockets and spacecraft.

For more information about NASA's Commercial Crew Program and its aerospace industry partners, visit: http://www.nasa.gov/commercialcrew

Thanks a lot for reading this post.

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Monday, June 17, 2013

Bangladeshi Robots in NASA's Lunabotics Mining Competition


NASA's Fourth Annual Lunabotics Mining Competition, held on May 20-24, 2013 at the Kennedy Space Center Visitor Complex, Florida. From Bangladesh, total Five teams (3 real and 2 virtual teams!) participated in this event:
  • Bangladesh University of Engineering and Technology - BUET
  • Chittagong University of Engineering and Technology - CHUET
  • Military Institute of Science and Technology - MIST

Virtual Teams:
  • Islamic University of Technology - IUT
  • North South University - NSU


Two team from Bangladesh got the prize in the category of Luna Worldwide Campaign Award. In the competition the BUET team managed to collect 10.4kg lunar regolith in the first round. While in the second round, MIST team qualified to the competition managing 22.6kg lunar regolith, the results of the category was as follows:
  1. First Place - Military Institute of Science and Technology (MIST)
  2. Second Place - Kirori Mal College- Cluster Innovation Centre, University of Delhi
  3. Third Place - Bangladesh University of Engineering and Technology (BUET)
In the competition the Grand Prize was the Joe Kosmo Award for Excellence, the results is as follows:
  • First Place - Iowa State University in collaboration with Nebraska Indian Community College & Wartburg College
  • Second Place - West Virginia University in collaboration with Bluefield State College
  • Third Place - The University of Alabama in collaboration with Shelton State Community College

The Lunabotics Mining Competition is a university-level competition designed to engage and retain students in science, technology, engineering and mathematics (STEM). There is particular relevance to NASA’s recently announced mission to find an asteroid by 2016 and then bring it to Cis-Lunar space, the technology concepts developed by the university teams for this competition conceivably could be used to mine resources on Asteroids as well as Mars. Robotic miners, just like these, will allow us to take samples at the returned Asteroid and give us valuable information to prepare for other deep space missions. The challenge is for students to design and build a remote controlled or autonomous excavator that can collect and deposit a minimum of 10 kilograms of regolith simulant (aggregate) within 10 minutes. Regolith exists not only on Earth’s moon, but also on most planetary bodies such as Asteroids, Moons of Mars and Mars itself. The complexities of the challenge include the abrasive characteristics of the simulant, the weight and size limitations of the robot, and the ability to control it from a remote control center. The scoring for the mining category will require teams to consider a number of design operation factors such as dust tolerance and projection, communications, vehicle mass, energy/power required, and full autonomy.

Below are the images of the Robots made by the Bangladeshi students, participated in the last third and fourth NASA's Annual Lunabotics Mining Competition:

Mechatron from BUET:

Robomist from MIST:

Chondrobot-2 from BRAC University (third annual competition):

IUT team and their Robot:

NSU team and their Robot:

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