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, ...

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, ...