Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

It must have cleared all other celestial bodies, except its own moons, from its orbit.

By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of ...

Espinoza is heading up the implementation of a massive Webb telescope study of rocky worlds outside the solar system, ...

The roughly six-hour flyby in 1986 revealed Uranus' protective magnetic field was strangely empty. Now, researchers say that ...

NASA’s Voyager 2 flyby of Uranus decades ago shaped scientists’ understanding of the planet but also introduced unexplained oddities. A recent data dive has offered answers. In 1986, Voyager 2's flyby ...

When stars explode as supernovas, they can cause serious cosmic carnage. Is Earth in any danger from any nearby stars?

ITHACA, N.Y. - By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of basalt-based spectral signatures that not only will help reveal ...

A new species of tardigrades with thousands of genes that become more active when exposed to radiation could help in devising ...

With eight billion people, we use a lot of the Earth's resources in ways that are likely unsustainable. Klaus Hubacek, ...

Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made ...

Take a look at our favorite space pictures here ... chaotic storms swirling through the planet's atmosphere. The raw photo data captured by the spacecraft's JunoCam during a recent flyby was ...