This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

We’ve been receiving calls into the WTOP Newsroom reporting phenomena in the skies that people can’t explain — but our space expert can.

Auroras may be visible from Alaska to New York as an incoming coronal mass ejection is expected to slam into Earth today.

In the leading model of cosmology, most of the universe is invisible: a combined 95% is made of dark matter and dark energy.

Skygazers will be able to spot the Orion constellation in the Northern Hemisphere’s southern sky by 9 p.m. tonight ...