We strongly suspect that the universe is full of dark matter, which makes up around 25% of all the mass and energy in the ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

One of the most notable baby stars in the galaxy, T Tauri, could be about to vanish from sight for decades as a thick, ...

Tonight and throughout January, stargazers can see a planetary alignment in the night sky or what some are calling a ...

According to astronomy, when you wish upon a star you’re a million years too late. The star is dead, just like your dreams. When you wish upon a star, Jiminy Cricket told us, your dreams come true.

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

In an astronomical feat, using NASA's James Webb Space Telescope, a team of astronomers observed a distant galaxy, uncovering ...

These bright stars shining through what looks like a haze in the night sky are part of a young stellar grouping in one of the ...

Winter skies can be the clearest of the year and the richest in stars. Here are some of the constellations and planets to ...

After a close look with a powerful radio telescope, astronomers are still puzzled by a pair of objects with strange ...

The night sky has always played a crucial role in navigation, from early ocean crossings to modern GPS. Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with ...

Messier 31 is located 2.5 million light-years away from Earth and was a much bigger target in the sky than the galaxies ...