Science ❯ Astronomy ❯ Constellations

Leo

Regulus Celestial Navigation Eclipse Visibility Visibility Leo the Lion

Sungrazer Comet MAPS Faces Make-or-Break Sun Brush April 4–5

Saturday’s perilous pass will show if MAPS survives.

NASA Maps Out March 3 ‘Blood Moon,’ the Last Total Lunar Eclipse Until 2028

Moon Meets Regulus Tonight Across North America

Leonid Meteor Shower Peaks Predawn Nov. 17 Under Dark, Moonlight-Free Skies