Astronomers didn’t even know sub-Neptunes existed until NASA’s Kepler mission uncovered them over the past decade. Although a ...

The moon will slide in front of the red supergiant star Antares on May 13, briefly blocking its light just a day after ...

An international team of astronomers reports the discovery of two new exoplanets, a few times more massive than Earth, ...

Rather than solid arms, spiral galaxies may show density waves—regions where matter slows down and bunches up, like cars in ...

The iconic "Cosmic Cliffs" image captured by the Webb Telescope was turned into a 3D fly-through, revealing a stunning stellar nursery.

Amateur astrophotographer Greg Meyer has captured a colorful view of the Rho Ophiuchi star-forming region alongside Messier 4 ...

Did you know that the sun is up for more hours this month than in August? August is summertime, and May is still spring, so it may not seem quite right.