Inside Rosetta's comet
There are no large caverns inside Comet 67P/Churyumov-Gerasimenko. ESA's Rosetta mission has made measurements that clearly demonstrate this, solving a long-standing mystery.
Feb 04, 2016
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NASA telescope studies quirky comet 45P
When comet 45P zipped past Earth early in 2017, researchers observing from NASA's Infrared Telescope Facility, or IRTF, in Hawai'i gave the long-time trekker a thorough astronomical checkup. The results help fill in crucial ...
Spinning comet observed to rapidly slow down during close approach to Earth
Astronomers at Lowell Observatory observed comet 41P/Tuttle-Giacobini-Kresak last spring and noticed that the speed of its rotation was quickly slowing down. A research team led by David Schleicher studied the comet while ...
Icy surprises at Rosetta's comet
As Rosetta's comet approached its most active period last year, the spacecraft spotted carbon dioxide ice – never before seen on a comet – followed by the emergence of two unusually large patches of water ice.
T-minus 12 days to perihelion, Rosetta's comet up close and in 3D
With just 12 days before Comet 67P/Churyumov-Gerasimenko reaches perihelion, we get a look at recent images and results released by the European Space Agency from the Philae lander along with spectacular 3D photos from Rosetta's ...
Rosetta: The end of a space odyssey
Europe's trailblazing deep-space comet exploration for clues to the origins of the Solar System ends Friday with the Rosetta orbiter joining robot lab Philae on the iceball's dusty surface for eternity.
NASA's asteroid-hunting spacecraft a discovery machine
NASA's Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) mission has released its third year of survey data, with the spacecraft discovering 97 previously unknown celestial objects in the last year. Of those, ...
Comet probe Philae dials home, 'doing very well' (Update)
Europe's robot lab Philae phoned home on Friday after several days silence in its journey towards the Sun on the back of a comet and is "doing very well", the German Aerospace Center (DLR) said.
Scary times for Europe's comet-chaser Rosetta (Update)
Europe's pioneering probe Rosetta battled breakdowns with navigation and communication with Earth after it ran into blasts of dust and gas from the comet it is tracking, mission control said Thursday.
'Hello Earth!': Comet probe Philae wakes up
The European space probe Philae woke up overnight after nearly seven months in hibernation as it hurtled towards the Sun on the back of a comet, mission control said Sunday.
