The planets offer exciting views in April. Jupiter is a brilliant object in the evening sky, although the observing window narrows as the Sun sets later each day. Mars is past its best, but ...

The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

The rotating disk galaxy, mostly made up of dark matter, was discovered within a larger cloud of fast-moving hydrogen gas.

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

The photo of a 9.5-light-year-long cloud within the Eagle Nebula celebrates the space telescope’s upcoming 35th birthday.

In a preliminary budget proposal, the agency’s science programs would see a 50 percent reduction, with a 20 percent cut to ...

The U.S. is in the midst of a second Space Race, and NASA is in a time crunch. How can it keep ambitions for the Moon and ...

Barring any major development, Isaacman will likely be confirmed as NASA administrator by the Senate in the coming weeks. The ...

There’s real joy in sharing a telescope with others and observing in a crowd. Here's how you can find a star party near you ...

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are ...

These icy bodies contain organic molecules — and don’t fall into any known category of celestial object we’ve seen before.