On a clear night far from city lights, the Milky Way stretches overhead as a pale band, yet most of the sky between those ...

We cannot see or image the entire Milky Way galaxy, because we are located inside it. From Earth, we can observe only a portion of the galaxy, and when we look up at the dark, clear night sky from a ...

"Gaia provides the first accurate view of what our section of the Milky Way would look like from above." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

A spectacular telescopic view of the constellation Pegasus reveals a mesmerising portrait of the universe, spanning a region of the night sky larger than a Full Moon. In this single frame, brilliant ...

In a hangar outside Zurich, a veteran of low Earth orbit lay under a kind of medical scanner no spacecraft was ever designed for. The patient was the European Retrievable Carrier mission, or EURECA, a ...

The European Space Agency's ExoMars orbiter has captured the closest view yet of the interstellar comet 3I/ATLAS. The images reveal the comet's bright coma but show no signs of a tail. When you ...

This year is the 25th anniversary of humans inhabiting the International Space Station. A new PBS documentary looks at how the ISS was built and the challenges of surviving in outer space. The ...