The Earth is currently surrounded by debris launched into space over several decades. This space junk can collide with satellites, causing damage and creating more debris. To preserve a secure space environment, the active ...
Plasma Physics
Sep 28, 2018
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The International Space Station serves as humanity's orbital research platform, conducting a variety of experiments and research projects while in orbit around the planet.
Space Exploration
Sep 21, 2018
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19
The RemoveDEBRIS satellite has successfully used its on-board net technology in orbit – the first demonstration in human history of active debris removal (ADR) technology.
Space Exploration
Sep 19, 2018
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After almost 70 years of spaceflight, space debris has become a rather serious problem. This junk, which floats around in low Earth orbit (LEO), consists of the spent first rocket stages and non-functioning satellites and ...
Space Exploration
Jun 29, 2018
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48
Bumper car-like interactions at the edges of our solar system—and not a mysterious ninth planet—may explain the dynamics of strange bodies called "detached objects," according to a new study.
Astronomy
Jun 4, 2018
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Satellites orbiting Earth are moving at many kilometres per second – so what happens when their paths cross? Satellite collisions are rare, and their consequences poorly understood, so a new project seeks to simulate them, ...
Space Exploration
Apr 24, 2018
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Scientists have analyzed the mechanisms behind the dynamic fragmentation of ductile metallic materials that exhibit large permanent deformations when subjected to severe mechanical loading. Previously, it was thought that ...
Materials Science
Apr 10, 2018
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This past weekend, a lot of attention was focused on the Tiangong-1 space station. For some time, space agencies and satellite trackers from around the world had been predicting when this station would fall to Earth. And ...
Space Exploration
Apr 4, 2018
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62
Astronomers have used NASA's Hubble Space Telescope to uncover a vast, complex dust structure, about 150 billion miles across, enveloping the young star HR 4796A. A bright, narrow, inner ring of dust is already known to encircle ...
Astronomy
Mar 6, 2018
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418
What looks like a mushroom cloud turned sideways is actually the instant an 2.8 mm-diameter aluminium bullet moving at 7 km/s pierces a spacecraft shield, captured by a high-speed camera.
Space Exploration
Feb 22, 2018
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