A small chunk of rock measuring just under four meters (13 feet) across appears to orbit Comet 67P in a short GIF put ...

A stunning new image of Comet 67P/Churyumov-Gerasimenko shows off a drab, alien landscape. Amateur astronomer Jacint Roger Perez stitched together this remarkable view ...

NASA’s Kepler telescope is best known for looking for minuscule dips in brightness around stars to spot planets. But that’s not all Kepler ...

UPDATE 6:39 am EDT: Rosetta’s mission came to an end as it gently crashed into the surface of Comet 67P. Here are a ...

On Friday (Sept. 2), Rosetta was within 2.7 kilometers of the comet’s surface when it captured this image. Enhance. Philae! Rosetta’s OSIRIS narrow-angle ...

During Earth’s early years, comets and asteroids pummeled the planet and brought water and organic molecules with them. Billions of years ago, Earth ...

Comet 67P slipped right between the spacecraft and the Sun, and the Rosetta team was ready to snap the image. Rosetta was positioned ...

The last time the European Space Agency received a signal from Rosetta’s lander (Philae) was on July 9, 2015. Attempts to establish contact ...

Last week, it was alcohol on Comet Lovejoy. Yesterday, it was oxygen molecules on Comet 67P/Churyumov-Gerasimenko. Oxygen joins a slew of other gases ...

Last year, the European Space Agency’s Rosetta spacecraft reached comet 67P/Churyumov-Gerasimenko. For months, Rosetta studied the sun-facing portions of the comet. But what ...

We’ve come a long way in our understanding of comet 67p/Churyumov-Gerasimenko. In March 2014, the ESA’s Rosetta probe took its first image of ...

It’s called the Visible, InfraRed and Thermal Imaging Spectrometer, or VIRTIS. And it’s one of 11 science instrument packages aboard the ESA’s Rosetta ...