News tagged with comet nucleus

Image: Rosetta's target up close

(Phys.org) —Close up detail focusing on a smooth region on the 'base' of the 'body' section of comet 67P/Churyumov-Gerasimenko. The image was taken by Rosetta's Onboard Scientific Imaging System (OSIRIS) ...

Aug 07, 2014
4.7 / 5 (7) 0

How Rosetta arrives at a comet

After travelling nearly 6.4 billion kilometres through the Solar System, ESA's Rosetta is closing in on its target. But how does a spacecraft actually arrive at a comet?

Aug 01, 2014
5 / 5 (7) 1

NASA investigating the life of Comet ISON

After several days of continued observations, scientists continue to work to determine and to understand the fate of Comet ISON: There's no doubt that the comet shrank in size considerably as it rounded the ...

Dec 02, 2013
4.6 / 5 (8) 0 | with audio podcast

ISON comet has lost individual fragments

One or more chunks could have split off from the nucleus of comet ISON in recent days. Two wing-like structures in the gaseous environment of the comet, which have been photographed by a team of scientists ...

Nov 21, 2013
5 / 5 (7) 0 | with audio podcast