OSIRIS

Rosetta’s Comet Sparkles with Ice, Blows Dust From Sinkholes

Comet 67P/C-G may be tiny at just 2.5 miles (4 km) across, but its diverse landscapes and the processes that shape…

5 years ago

Rosetta’s Comet Keeps On Jetting Even After the Sun Goes Down

67P/Churyumov-Gerasimenko certainly isn't a comet that dreads sundown. Images acquired by the OSIRIS instrument aboard ESA's Rosetta spacecraft in April 2015…

5 years ago

Weekly Space Hangout – March 20, 2015: Lee Billings’ Five Billion Years of Solitude

Host: Fraser Cain (@fcain) Special Guest: Author Lee Billings, discussing his book "Five Billion Years of Solitude"(@LeeBillings /

5 years ago

Rosetta Gets a Peek at Comet 67P’s “Underside”

A particularly dramatic view of comet 67P/C-G due to the angle of solar illumination, this is a mosaic made from…

6 years ago

Concerns over ESA’s Data Release Policy Amidst Rosetta Comet Landing

This week, history was made as the Rosetta mission's Philae lander touched down on the surface of 67P/Churnyumov-Gerasimenko. Days before…

6 years ago

Here’s a High-Res Look at Philae’s Landing Spot

The long-awaited deployment of the Philae lander, currently "piggybacked" aboard ESA's Rosetta spacecraft orbiting the nucleus of Comet 67P/Churyumov-Gerasimenko, will…

6 years ago

New Image of Rosetta’s Comet Reveals So Much More

WOW! We're really getting to the good stuff now! This is no computer-generated shape model, this is the real deal:…

6 years ago