Comets
Deep Impact Releases Impactor
NASA's Deep Impact spacecraft released its impactor "probe" Sunday morning, and changed its trajectory to pass a comfortable distance from…
Rosetta Tunes in Tempel 1
The European Space Agency's Rosetta spacecraft has captured its first photograph of Comet 9P/Tempel 1, Deep Impact's target. Rosetta is…
Deep Impact Sees a Burst from Tempel 1
NASA's Deep Impact spotted an outburst of ice and gas from the surface of Comet Tempel 1, which has been…
Spacecraft Wakes Up for Comet Collision
The Submillimeter Wave Astronomy Satellite (SWAS) has been asleep for the past 11 months, but now it's being woken up…
Hubble Sees a Jet on Comet Tempel 1
The Hubble Space Telescope was lucky to watch a jet of dust streaming off of Comet Tempel 1; a prelude…
Deep Impact Has Its Target in View
NASA's Deep Impact took its first photograph of its cometary target, Comet Temple 1, which it will smash into in…
Rosetta Can “Smell” a Comet
One experiment on board the European Space Agency's Rosetta spacecraft will let it cook particles from a comet in a…
Did Comets Create the Earth’s Oceans?
Where did the world's oceans come from? Some scientists believe all that water was originally locked into rocks, and slowly…
Rosetta Focuses on LINEAR
The European Space Agency's Rosetta spacecraft is scheduled to meet up with Comet 67P/Churyumov-Gerasimenko in 10 years. It'll get to…
SOHO Has Seen 750 Comets
On March 22, 2004, the ESA/NASA SOHO solar observatory spacecraft observed its 750th comet since its launch in late 1995.…