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

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 ...

The first publication by Galileo Galilei has set a new auction record for the celebrated astronomer, selling for $1.5 million at Christie's.

Sunspots are the most striking phenomenon of the solar magnetic field. After the invention of the telescope early in the 17th ...

"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian ...

They form the tools people use, buildings they inhabit, devices that mediate relationships and more. Read more at ...

The James Webb Space Telescope has discovered its first exoplanet, astronomers said Wednesday, capturing rare direct images of the relatively small world in Earth's galactic backyard.

Standing in front of a giant projected bar graph, he solemnly explained the possible fate of the world's most powerful eye on the sun: . If Co ...

The Unistellar eQuinox 2 is our telescope experts' pick as the best overall smart telescope, and is now $420 off for Father's Day.