Related topics: satellite

When is a comet not a comet? Rosetta finds out

(PhysOrg.com) -- It was a case of celestial hit and run. Two asteroids, both in the wrong place at the wrong time. The result: one big trail of debris and a case of mistaken identity. Now, however, ESA’s comet-chaser ...

Destroyed Chinese satellite close to ISS: official

Debris from a satellite destroyed in 2007 by a Chinese missile is in the vicinity of the International Space Station and astronauts are ready to take cover if required, a Russian official said Friday.

Australian laser system to track space junk

An Australian company Tuesday said it had developed a laser tracking system that will stop chunks of space debris colliding with spacecraft and satellites in the Earth's orbit.

Wisconsin Fireball Caught On Tape

(PhysOrg.com) -- A rooftop webcam at the University of Wisconsin-Madison captured the final seconds of a fireball's Wednesday, April 14 descent into the atmosphere. A fireball is a meteor, or "shooting star," that emits a ...

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