In honor of Women’s History Month, we spoke with the creators of new picture books that highlight the enduring influence and ...

Astronomers have slammed SpaceX and Reflect Orbital plans for unnaturally brightening skies and disrupting ecosystems.

A newly discovered star suggests tiny relic galaxies like Pictor II preserved the chemical material created by the universe's ...

Astronomers have uncovered evidence of a dramatic cosmic crash unfolding around a distant star. While reviewing archived ...

The Small Magellanic Cloud (SMC) is one of the Milky Way's closest galactic neighbors—a small, gas-rich galaxy visible to the ...

The Small Magellanic Cloud (SMC), one of the Milky Way's closest galactic neighbors, is undergoing a transformation visible ...

Discovered in the Pictor II dwarf galaxy, star PicII-503 has an extreme deficiency in iron—less than 1/40,000th of the sun.

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the ...

There are worlds like hot Jupiters, gigantic and very hot, as well as ocean worlds and super-Earths with a rocky structure ...

Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique ...

Earth-size planet (HD 137010 b) found orbiting a nearby star once a year, making it a promising target for finding life.

Astronomers have detected an Earth-size planet candidate orbiting a nearby star once a year, making it a promising target for ...