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CometWatch – the movie

As the incredible year of 2014 draws to a close, we have prepared a small treat for all of the readers of this blog who have followed Rosetta's progress over the months, in particular those who like...

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Music of the Irregular Spheres

This blog post is contributed by Mark McCaughrean, senior science advisor in the Directorate of Science and Robotic Exploration at ESA. The rather tortured title of this post is intended as a humorous reference to the decidedly...

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Behind the scenes of ‘The singing comet’

Last month, shortly before Rosetta released Philae to land on Comet 67P/C-G, we posted an article on this blog titled “The singing comet”. It presented an audio track based on data collected with one of the instruments...

Artist impression of Rosetta and Philae at Comet 67P/C-G (not to scale). Credits: ESA/ATG medialab; Comet image: ESA/Rosetta/Navcam

Updates from AGU

Yesterday, 17 December, there was a special session dedicated to Rosetta at the 2014 autumn meeting of the American Geophysical Union (AGU) in San Francisco. Many scientists from the Rosetta and Philae instrument teams reported on their...

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MIDAS and its first dust grain

This blog post is contributed by Mark Bentley, MIDAS Principal Investigator at the Space Research Institute (IWF) in Graz, Austria. One of the big challenges in planning MIDAS operations is predicting the amount of dust that we...

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CometWatch 14 December

This four-image mosaic comprises images taken from a distance of 19.4 km from the centre of Comet 67P/Churyumov-Gerasimenko on 14 December. The image resolution at that distance is 1.66 m/pixel and the individual 1024 x 1024 frames...

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CometWatch 10 December

This four-image mosaic comprises images taken from a distance of 20.1 km from the centre of Comet 67P/Churyumov-Gerasimenko on 10 December. The image resolution is 1.71 m/pixel and the individual 1024 x 1024 frames measure 1.75 km...

Artist impression of Rosetta and Philae at Comet 67P/C-G (not to scale). Credits: ESA/ATG medialab; Comet image: ESA/Rosetta/Navcam

Rosetta science to be presented at AGU

Some of the first scientific results from the Rosetta mission after its arrival at Comet 67P/Churyumov-Gerasimenko on 6 August and since the landing of Philae on 12 November will be presented to the scientific community next week,...

Credits:
ESA/Rosetta/MPS for OSIRIS Team MPS/UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA

Comet 67P/C-G in living colour

Rosetta’s OSIRIS team have produced a colour image of Comet 67P/Churyumov-Gerasimenko as it would be seen by the human eye. As anticipated, the comet turns out to be very grey indeed, with only slight, subtle colour variations...

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What’s up with Rosetta

Contrary to the pre-landing phase, where the trajectories flown were designed with the lander delivery always in mind, we have now entered the science phase of the mission.

Four-image NAVCAM mosaic comprising images taken on 9 December. Credits: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0

CometWatch 9 December

This four-image mosaic comprises images taken from a distance of 20.4 km from the centre of Comet 67P/Churyumov-Gerasimenko on 9 December. The image resolution is 1.74m/pixel and the individual 1024 x 1024 frames measure 1.8 km across. The...

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Rosetta fuels debate on origin of Earth’s oceans

Rosetta has found that the composition of the water vapour at Comet 67P/C-G is significantly different to that found on Earth. The observations were made by the ROSINA instrument and are reported this week in the journal Science. Our full story...

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CometWatch 7 December

This four-image mosaic comprises images taken by Rosetta’s NAVCAM on 7 December from a distance of 19.7 km from the centre of Comet 67P/Churyumov-Gerasimenko. The image scale is 1.68 m/pixel and each single 1024 x 1024 frame...

Four image NAVCAM mosaic comprising images taken on 2 December 2014.  Credits: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0

CometWatch 2 December

This four image mosaic comprises images taken with Rosetta’s NAVCAM on 2 December from a distance of 30.1 km from the centre of Comet 67P/Churyumov-Gerasimenko. The image resolution of the mosaic is about 3.1 m/pixel, and it has been...

Four image NAVCAM mosaic comprising images taken on 1 December 2014. Credits: ESA/Rosetta/NAVCAM – CC BY-SA IGO 3.0

CometWatch – 1 December

This four image mosaic comprises images taken with Rosetta’s NAVCAM on 1 December from a distance of 30.1 km from the centre of Comet 67P/Churyumov-Gerasimenko. The image resolution in the mosaic is 2.4 m/pixel and after cropping,...