University of Arizona astronomers are discovering unexpected information about one of the brightest stars in the Milky Way.

Uranus is unique as it rotates on its side, at roughly a 90-degree angle from the plane of its orbit. The planet takes 84 years to orbit the Sun. An animated GIF showing Uranus' magnetic field. The ...

The Hubble Space Telescope has captured imagery of spiral galaxy UGC 2890. The "galaxy lies around 30 million light-years ...

There's nothing innate about the Earth or its atmosphere that marks the boundaries of low Earth orbit. This is a distinction ...

The Roman Telescope is being built at NASA's Goddard Space Flight Center, where the coronagraph recently arrived after being ...

The Roman Coronagraph Instrument, designed to block starlight, will help scientists detect faint light from exoplanets.

All the major elements of NASA’s next flagship space telescope are now under one roof as NASA says its development remains on cost and schedule.

A rare solar wind event was taking place when NASA’s Voyager 2 zipped by in 1986, a study suggests, which affected what we ...

Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn ...

The chances of intelligent life emerging in our Universe – and in any hypothetical ones beyond it – can be estimated by a new ...

The kilonova briefly mimicked the conditions immediately following the Big Bang, and allowed scientists to confirm the source ...

The Nancy Grace Roman Space Telescope is a NASA observatory designed to settle key questions on exoplanets (a planet outside ...