Credit: F. Kamphues, ESO/M. Kornmesser/Cover Images Astronomers have warned that Elon Musk and others’ plans to put millions ...

Looking for a sky event this week? Check out our full Sky This Week column. June 25: Iapetus passes north of Saturn Let's ...

If the number of satellites in Earth's orbit exceeds 100,000, humanity may lose its ability to study the universe from the planet's surface.

Astronomy Photographer of the Year 2026 shortlist features eclipses, nebulae, aurorae and Milky Way images ahead of the ...

The world's newest astronomical observatory has begun producing an unprecedented stream of data on asteroids, supernovae and ...

Plans for 1.7 million new satellites have astronomers sounding the alarm, with a new ESO study calling for a hard cap of 100,000.

The evening sky of springtime hosts Mercury, Jupiter, and Uranus. It’s a good last chance to catch the richness of the jovian atmosphere, plus a few interesting events involving the Galilean moons.

A major astronomy facility in the Andes has begun a 10-year survey of the Southern sky with the aim of creating the most ...