CubeSats are becoming ever more popular, with about 2,400 total launched so far. However, the small size limits their options for fundamental space exploration technologies, including propulsion. They become even more critical ...
Space Exploration
Jul 8, 2024
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14
It's easy to measure fuel in tanks on Earth, where gravity pulls the liquid to the bottom. But in space, the game changes. Quantifying fuel that's floating around inside a spacecraft's tank isn't so simple.
Space Exploration
Feb 6, 2024
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1
Rocket propulsion technology has progressed leaps and bounds since the first weaponized rockets of the Chinese and Mongolian empires. They were nothing more than rocket-powered arrows and spears but they set the foundations ...
Space Exploration
Jan 2, 2024
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42
Self-propelled nanoparticles could potentially advance drug delivery and lab-on-a-chip systems—but they are prone to go rogue with random, directionless movements. Now, an international team of researchers has developed ...
Bio & Medicine
Dec 8, 2023
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19
NASA and the US military said Wednesday they had selected defense contractor Lockheed Martin to develop a nuclear powered rocket, with a view to using the technology for missions to Mars.
Space Exploration
Jul 26, 2023
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149
Measuring the fuel supply on Odyssey, a decades-old spacecraft without a fuel gauge, is no easy task.
Space Exploration
Mar 15, 2023
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33
It has been believed that Hall thrusters, an efficient kind of electric propulsion widely used in orbit, must be large to produce a lot of thrust. Now, a new study from the University of Michigan suggests that smaller Hall ...
Space Exploration
Jan 24, 2023
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3819
NASA is partnering with a Pentagon research agency to develop a nuclear-powered rocket engine in preparation for sending astronauts to Mars.
Space Exploration
Jan 24, 2023
11
92
When NASA's Lunar Flashlight launches no earlier than Nov. 30, the tiny satellite will begin a three-month journey, with mission navigators guiding the spacecraft far past the moon. It will then be slowly pulled back by gravity ...
Space Exploration
Nov 28, 2022
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8
University of Virginia School of Medicine researchers and their collaborators have solved a decades-old mystery about how E. coli and other bacteria are able to move.
Cell & Microbiology
Sep 27, 2022
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