Sun

Where’d they go? Why June’s meteor showers often vanish

Watch explosions from Sun in first video from NASA mission seeking to improve space weather predictions

What does 'tropical moisture' mean?

'Severe' geomagnetic storm spreads Northern Lights farther south than usual on Sunday

Why summer should actually begin on June 1

Is there frozen water just floating around in outer space like 'dirty snowballs'?

Manhattanhenge set to grace New York City skyline amidst uncertain skies

Manhattanhenge viewing conditions will be poor Wednesday in New York City

Here’s what to watch for in the early-summer night skies