Comet on 4 July 2014

Comet 67P/Churyumov-Gerasimenko, taken by the narrow angle camera of Rosetta’s scientific imaging system, OSIRIS, on 4…

Hellespontus Montes in 3D

Data from the nadir channel and one stereo channel of the High Resolution Stereo Camera on…

Hellespontus Montes in context

The Hellas basin is a large impact crater in the southern hemisphere of Mars. It contains…

Perspective view of Hellespontus Montes

Perspective view of Hellespontus Montes, a rocky ridge on the western rim of the vast Hellas…

Hellespontus Montes topography

This is a colour-coded topography map of a portion of the western rim of the Hellas…

CAVES 2014 instructors

ESA’s CAVES team preparing the 2014 underground astronaut training course. CAVES – short for Cooperative Adventure…

CAVES 2013 debriefing

Why is living and working underground in a cave similar to being in space? Experienced spacewalkers and…

Hellespontus Montes

This view shows a portion of the western rim of the vast Hellas basin in the…

Rosetta’s rites of passage

Technology image of the week: ESA’s Rosetta comet chaser is fast nearing its target. Here it…

Rosetta in acoustic test chamber

ESA's Rosetta comet-chasing satellite during acoustic testing, simulating the deafening noise of a rocket launch, in…