The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

NASA chief Jared Issacman appears to be among those who support Pluto being reclassified as a planet. Could President Trump sign an executive order?

Prime Video’s 3-part conspiracy thriller with Alan Ritchson continues to prove itself as a perfect weekend binge on streaming ...

Blue Origin and NASA's Jet Propulsion Laboratory are teaming up to design an asteroid-defense spacecraft that will deploy a variety of deflection technologies.