A 'Cosmic Positioning System' in the outer solar system

There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

A rare six-planet alignment is lighting up the sky this week. Here’s how to see it.

Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, ...

Getting closer to the stars: Fink, a French tool for tracking transient phenomena across the observable universe

Thanks to Fink, a software package created by two CNRS engineers, it is now possible to track millions of transient celestial phenomena observed in the sky by the Vera C. Rubin Observatory in Chile, ...

Earth's heat to power 10,000 homes in renewable energy first for UK

The United Downs power plant, near Truro in Cornwall, becomes the first power plant in the UK to generate electricity from the Earth's heat.