It's a big month for astronomers, as a major meteor shower sparks up the night and the "comet of the century" nears Earth.

Horne said the Space Force is still analyzing data from the October 4 launch, but so far, officials expect to approve ...

NASA has revealed the first look at a full-scale prototype for six telescopes that will enable, in the next decade, the space ...

NASA showed off a telescope prototype for a new gravitational wave detection mission in space. The telescope is part of the ...

A new NASA-led study suggests that photosynthetic microbes could thrive in hidden bubbles of meltwater below patches of ice ...

The next few years are likely to be pivotal ones for NASA, according to a hard-hitting report by the U.S. National Academies ...

NASA's Hubble Space Telescope and New Horizons missions have observed Uranus, providing different views from across the solar ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it ...

Pluto has five moons—“fun-looking space potatoes,” Singer calls them—and its largest is a behemoth. Charon was discovered in ...

NASA offers a $3 million prize through the LunaRecycle Challenge to find innovative solutions for managing waste during lunar ...

NASA officials say the agency is on track to decide by the end of the year how to revise the Mars Sample Return (MSR) architecture to lower its costs and shorten its schedule.

This year is likely to be Earth’s hottest on record once again, according to NASA’s chief climate scientist. Dr. Gavin ...