The new flagship telescope will work with the James Webb and Hubble telescopes to study dark energy and search for exoplanets. The telescope's primary mission is expected to last five years, with a ...

SpaceX cleared a landmark development hurdle this morning by launching an enormous Starship rocket up into low-Earth orbit ...

Add Yahoo as a preferred source to see more of our stories on Google. Get ready to watch as NASA's new cosmic observatory is launched into space atop a SpaceX rocket. Interested in watching a SpaceX ...

NASA’s newest flagship observatory has enough propellant left to operate for at least 22 years, more than double the 10-year mission its engineers originally designed it to survive. Goddard Space ...

A giant rocket’s tower of flame lifted three Americans and one Canadian at 6:35 p.m. Eastern on the first crewed journey that will go around the moon since 1972. Kenneth Chang The Artemis II crew ...