RIP Comet ISON: Scientists Declare Famous 'Sungrazer' Dead After Sun Encounter / German amateur astronomer Waldemar Skorupa captured this spectacular photo of Comet ISON from Kahler Asten, in Germany, on Nov.
Comet LINEAR meets a galaxy: comet (LINEAR) passed the bright spiral galaxy NGC 2997 in the southern constellation Antlia the Air Pump on September At the time, the comet was 17 light-minutes away while NGC 2997 was 38 million light-years from Earth.
Window on Infinity, Thanksgiving Edition: Pictures From Space
The cosmos are lit up year round, but as the Holiday season begins, they're offering an especially splashy mix—from a daredevil comet to a box-like supernova to a spectacular portrait of Saturn, with a tiny Earth lurking in the background.
Jupiter is often credited for shielding Earth from catastrophic asteroid and comet impacts. But new simulations of the influence of gas giant planets in solar systems casts doubt on Jupiter's reputation as Earth's protector.