esa

Launched on 19 December 2013, Gaia’s fuel tank is now approaching empty – it uses about a dozen grams of cold gas per day to keep it spinning with pinpoint precision. But this is far from the end of the mission.

In brief...

I think they are missing a “still” in the title…

Fingers crossed for our new European launcher 🤞

The European Union has reached an agreement with the United States that will allow for the launch of four Galileo navigation satellites on SpaceX’s Falcon 9 rocket....

Seems like a good initiative. Rockets are one of the few forms of transport which are currently impossible to electrify. Though hydrogen is not the perfect rocket propellant, it has the advantage that it produces no carbon dioxide when combusted. Current hydrogen production still produces carbon dioxide though, so it is nice to...

French rocket builder Latitude has announced its successful completion of the first hot fire test of a flight-ready version of its Navier rocket engine’s combustion chamber....

The European Space Agency (ESA) released the first batch of images and data for its Euclid space telescope. The images focus on Euclid’s three deep field areas, patches of sky the telescope will observe dozens of times to peer deep into the cosmos. Though the new release only contains Euclid’s first look into these areas, it...

As ESA’s Hera planetary defence mission flew past planet Mars it autonomously locked onto dozens of impact craters and other prominent surface features to track them over time, in a full-scale test of the self-driving technology that the spacecraft will employ to navigate around its target asteroids.