Like how the Earth keeps the Moon bound on a gravitational tether, our nearest galactic neighbor, the Andromeda galaxy (M31), ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

The new moon occurs April 27, and a day later Venus and Saturn will make a close approach to each other (known as a ...

In celebration of the 35th anniversary of the legendary space telescope’s launch, here are 35 of our favorite images it has ...

Northern Minnesota is home to some of the darkest and most pristine night skies in the United States. The Boundary Waters ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also ...

A new University of Kansas survey of distant galaxies using the James Webb Space Telescope reveals never-before-seen star ...

To mark its 35th anniversary, the European Space Agency (ESA) is revisiting iconic Hubble images with updated data and ...

Highly magnetic neutron star is wandering our Milky Way galaxy. Astronomers using NASA’s Hubble Space Telescope have tracked a rare and fast-moving magnetar – called SGR 0501+4516 – as it speeds ...

As part of ESA/Hubble's 35th anniversary celebrations, the European Space Agency (ESA) is sharing a new image series ...

Sometime between about 9:00 p.m. and 1:00 a.m. EST (depending on where you were in North America), the full "Wolf Moon" drifted across Mars, briefly swallowing the Red Planet from the sky.

“The sea from horizon to horizon in all directions took on a phosphorescence glow … the moon had just set and ... These events, dubbed “milky seas” by the sailors who have been lucky ...