Video: Euclid completes thermal vacuum testing

At the Thales Alenia Space test facility in Cannes, France, the massive door of the thermal vacuum chamber was opened after a month of rigorous testing of ESA's Euclid mission to explore the dark universe.

Earth from Space: Santiago, Chile

Santiago lies in the center of Chile's most densely populated region, the Santiago Metropolitan Region, with a population around eight million, of which five million live in the city's urban area. Santiago is spread over ...

NASA laser reflector for ESA satnav on Lunar Pathfinder

NASA has delivered a retroreflector array to ESA that will allow the Lunar Pathfinder mission to be pinpointed by laser ranging stations back on Earth as it orbits the moon. Such centimeter level laser measurements will serve ...

How MIRI became Webb's coolest instrument

The NASA/ESA/CSA James Webb Space Telescope is widely referred to as the successor to the NASA/ESA Hubble Space Telescope. In reality, it is the successor to a lot more than that. With the inclusion of the Mid-InfraRed Instrument ...

Video: Testing Galileo for space

Galileo has grown to become Europe's single largest satellite constellation, and the world's most accurate satellite navigation system, delivering meter-level positioning to more than 3.5 billion users around the globe.

A close encounter with a mysterious moon

In 1877, American astronomer Asaph Hall discovered two small moons circling the planet Mars, later named Phobos and Deimos after the Greek for "fear" and "panic."

Mini-radar for asteroid CubeSat

This 10-cm box will make history as the smallest radar instrument to be flown in spaceā€”and the very first radar to probe the interior of an asteroid. Its target? The Dimorphos asteroid, which on the night of 26 September ...

page 29 from 40