There are no stars in the sky for the same reason you don't see stars during the day on Earth, according to NASA: The bright ...

NASA was formed in 1958 "to provide for research into problems of flight within and outside the Earth's atmosphere, and for ...

To give you a glimpse of how amazing this connection ... at precise angles to form pictures from any direction.This design proves useful to astronomers, who yearn for telescopes that can focus X-rays ...

There’s no one-size-fits-all ‘mommy makeover’—here’s what it’s actually like to get different versions of this popular ...

Trump recreates mugshot in official portrait; Nancy Pelosi and Michelle Obama to skip inauguration: Live updates - ...

In the photo from the space station, the comet is captured just above Earth’s horizon, which is illuminated by a bright light ...

Jupiter's Great Red Spot storm, which usually appears dark-red, can be seen shining a lurid blue color in an ultraviolet ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

The joint European-Japanese mission is only the second survey of Mercury, the least explored planet in the inner solar system ...

Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...

Joe Biden has commuted the sentences of almost 2,500 people convicted of nonviolent drug offenses, setting a presidential record.