News tagged with space debris

Do missing Jupiters mean massive comet belts?

(Phys.org)—Using ESA's Herschel space observatory, astronomers have discovered vast comet belts surrounding two nearby planetary systems known to host only Earth-to-Neptune-mass worlds. The comet reservoirs could have delivered ...

dateNov 27, 2012 in Astronomy
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Space droids battle to save Earth from comet

A comet heading towards Earth threatens humanity's existence – that was the virtual scenario of this year's Zero Robotics tournament. Secondary-school students from across Europe controlled miniature satellites on the International ...

dateJan 22, 2014 in Space Exploration
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