We’ve never known why sunspots can last on our star’s surface for as long as they do, but we finally cracked the case.

The waning crescent Moon would be passing in front of the Pleiades open star cluster on July 20, 2025, for sky watchers to ...

The Sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had ...

Researchers will mine data from NASA’s Nancy Grace Roman Space Telescope, which will survey the same areas of the sky every ...

Since Galileo first observed them through his telescope in the early 1600s, sunspots have fascinated scientists.

Subaru Telescope has made an exciting discovery: a small body beyond Pluto, with implications for the formation, evolution, and current structure of ...