Rosetta's companion spacecraft has made history today by touching down on the surface of a comet.
An object described as a 'metallic disc' has turned up in a close-up photograph of the comet.
NASA's Stardust spacecraft is now believed to have picked up particles from outside the solar system
The European spacecraft has finally reached its destination after traveling over 6 billion kilometers.
Researchers had theorized that a gas giant in the Oort Cloud may have been affecting the orbit of comets.
ESA's comet chasing spacecraft has successfully woken up after hibernating for two-and-a-half years.
The 'comet of the century' didn't survive its close encounter with the sun and appears to have broken up.
It will soon be crunch time for the 'comet of the century' as it passes through the corona of the sun.
The Hubble Space Telescope has photographed an asteroid unlike anything ever seen before.
A remarkable charred black pebble could be the first large-scale comet fragment ever recovered.
The building blocks of life could spontaneously appear whenever a comet smashes in to a planetary body.
A massive comet heading towards Mars is providing a stark reminder of the dangers we face from space.
A comet due to pass close to the Earth in 2013 is expected to provide a rare and spectacular display.
Did a massive impact explosion wipe out humans in North America and initiate a new Ice age ?
A huge comet narrowly missed hitting the Earth when it passed within 5,000 miles of us in 1883.
A comet discovered last year by Leonid Elenin is being claimed by some to be under intelligent control.
A new theory claiming that a comet caused the demise of the Clovis people comes under critics' fire.
Wobbles in the rings of Saturn and Jupiter preserve a record of past impacts.
A massive object four times the size of Jupiter could be lurking in the outer solar system.
The Deep Impact spacecraft flew by a small comet on Thursday some 13 million miles from Earth.