The orbits of the Galilean moons

The four large moons of Jupiter – Io, Europa, Ganymede and Callisto – are collectively known…

Juice takes the heat

Video: 00:04:00 ESA’s Jupiter Icy moons Explorer, Juice, has successfully completed rigorous thermal tests simulating the…

Inside the Galilean moons

This animation shows the interior structure of the four Galilean moons of Jupiter: Io, Europa, Ganymede…

Jupiter mission passes space vacuum test

Image: Jupiter mission passes space vacuum test Click here for original story, Jupiter mission…

XMM-Newton sees light echo from behind a black hole

Image: For the first time, astronomers have seen light coming from behind a black hole. Using…

Rocket tanks of carbon fibre reinforced plastic proven possible

Future rockets could fly with tanks made of lightweight carbon fibre reinforced plastic thanks to ground-breaking…

Watch the launch of Eutelsat Quantum

Follow the launch on 30 July of a sophisticated telecommunications satellite capable of being completely repurposed…

Baja bedtime timelapse

Timelapse video made during ESA astronaut Thomas Pesquet’s second mission to the International Space Station, “Alpha”.…

First test of Europe’s new space brain

ESA has successfully operated a spacecraft with Europe’s next-generation mission control system for the first time.…

Hubble finds first evidence of water vapour at Jupiter’s moon Ganymede

Astronomers have used archival datasets from the NASA/ESA Hubble Space Telescope to reveal the first evidence…