Tag Archives: perihelion

The surprising comet

As Rosetta began homing in on Comet 67P/Churyumov–Gerasimenko in the weeks leading up to its arrival in August 2014, it became very clear that this was no ordinary comet. But its striking shape was only just the...

Comet surface changes before Rosetta’s eyes

In the months leading to the perihelion of Comet 67P/Churyumov-Gerasimenko, Rosetta scientists have been witnessing dramatic and rapid surface changes on the Imhotep region, as reported in a paper to be published in Astronomy & Astrophysics Since...

Rosetta’s big day in the Sun

This article is mirrored from the main the ESA Web Portal. You can also watch a replay of the Google+ Hangout with Rosetta mission experts that was broadcast on 13 August 2015. ESA’s Rosetta today witnessed Comet...

CometWatch 6 August

Today's CometWatch entry is an image of Comet 67P/Churyumov-Gerasimenko taken on 6 August 2015, exactly a year to the day of Rosetta's historic rendezvous. The image was taken 261 km from the comet centre. Currently, the comet...

Amateur astronomers keeping an eye on the comet

This post is an interview with Padma A. Yanamandra-Fisher, a Senior Research Scientist at the Space Science Institute, USA, and the Rosetta Coordinator of Amateur Observations for 67P/C-G. Q: When did the amateur campaign to observe Rosetta's...

One year to perihelion!

It’s hard to believe that it’s already been a week since Rosetta arrived at comet 67P/Churyumov-Gerasimenko! But while the race is now on to map and analyse the comet in order to find a suitable landing site...