News tagged with comet

Related topics:

Do comet fractures drive surface evolution?

Extreme thermal stresses experienced by a comet as it orbits around the Sun could explain the extensive fracturing thought to drive its long-term surface erosion, say Rosetta scientists analysing high-resolution images of ...

dateAug 21, 2015 in Space Exploration
shares392 comments 1

Rosetta's big day in the sun

ESA's Rosetta today witnessed Comet 67P/Churyumov–Gerasimenko making its closest approach to the sun. The exact moment of perihelion occurred at 02:03 GMT this morning when the comet came within 186 million km of the sun.

dateAug 14, 2015 in Space Exploration
shares70 comments 2

Do micro-organisms explain features on comets?

Comet 67P/Churyumov–Gerasimenko, studied in detail by the European Space Agency Rosetta and Philae spacecraft since September 2014, is a body with distinct and unexpected features. Now two astronomers have a radical explanation ...

dateJul 06, 2015 in Space Exploration
shares1544 comments 9

Rosetta spacecraft sees sinkholes on comet

The European Space Agency's Rosetta spacecraft first began orbiting comet 67P/Churyumov-Gerasimenko in August 2014. Almost immediately, scientists began to wonder about several surprisingly deep, almost perfectly circular ...

dateJul 01, 2015 in Space Exploration
shares1420 comments 17