News tagged with space debris

Space junk problem? Just fire a laser!

Imagine yourself as an astronaut performing scientific experiments and crowd-stunning aerobatics. Suddenly, ear-stinging, blaring alarms go off. Mission Control radios that all space station personnel should ...

Nov 04, 2011
4.1 / 5 (9) 3

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 ...

Nov 27, 2012
4.8 / 5 (5) 1

Solar systems around dead Suns?

(PhysOrg.com) -- Using NASA’s Spitzer Space Telescope, an international team of astronomers have found that at least 1 in 100 white dwarf stars show evidence of orbiting asteroids and rocky planets, suggesting ...

Apr 20, 2009
4.6 / 5 (16) 3