Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the ...

The Blue Ghost lunar lander, managed by Texas company Firefly Aerospace, touched down Sunday morning on the moon's near side.

The moshing galaxies of Arp 105 dazzle in the Space Image of the Day Monday (March 10), which comes courtesy of Hubble.

From navy blues and plum purples to vivid pops of bright white or light yellow — these saturated palettes look to the stars ...

Besides the telescope, SpaceX’s Falcon rocket provided a lift from Vandenberg for a quartet of NASA satellites called Punch.

Firefly Aerospace’s Blue Ghost has landed, activating NASA’s cutting-edge instruments. These include a dust-clearing system, a revolutionary navigation experiment, and cameras studying lunar touchdown ...

As the cosmic lineup unfolded, our blue planet appeared dark ... Few humans have ever witnessed a solar eclipse from outer space. In 1966, Gemini XII astronauts for the first time photographed ...