Using two infrared space telescopes and a 23-year gap, scientists may have spotted a mysterious, slow-moving object beyond ...

An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists.

NASA’s Chandra X-ray Observatory and Hubble Space Telescope have been used to study a cluster of stars, nicknamed “Nikhuli," ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

“The bottom line is there’s been no big movement,” Blair Brandt, GOP fundraiser and husband to Margit; he’s also her chief ...

Did you know some of the brightest sources of light in the sky come from the regions around black holes in the centers of ...

From breathtaking snapshots of distant galaxies to game-changing discoveries about the universe’s expansion, the Hubble Space ...

In the summer of 1995, Robert Williams, then director of the Space Telescope Science Institute, which manages the Hubble ...

The aquatic-themed portrait highlights the galaxy’s swirling arms and bright core, which, thanks to Hubble’s advanced imaging ...

Two new research studies explore how a stellar nursery in the heart of the Milky Way is affected by the region’s strong ...