An Ariane 6 launches two Galileo navigation satellites Dec. 17. Credit: ESA-CNES-Arianespace-ArianeGroup/Optique vidéo du CSG - S. Martin WASHINGTON — An Ariane 6 rocket placed two satellites for ...

ATLAS is back on the map. Contrary to claims that 3I/ATLAS is no longer from Earth, space experts claim that the Manhattan-sized comet can now be captured by anyone with basic viewing equipment.

NASA's Apollo missions and Artemis program reflect humanity's long obsession with Earth's satellite. As it trails across the sky, the illuminated disk of the Moon moves through its phases—from new ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's James Webb Space Telescope is helping scientists make discoveries that could alter theories about the universe's origins.

A comet known as 3I/ATLAS made news when it was confirmed to be the 3rd-ever object observed to have originated outside Earth's solar system. Though the object poses no threat to Earth, astronomers ...

Telescopes have come a long way since the first one was invented in 1608. So what's the most powerful telescope operating today, and how far can it see? When you purchase through links on our site, we ...

A possible new "jellyfish" galaxy discovered by the James Webb Space Telescope could deepen our understanding of galaxy evolution and star formation. When you purchase through links on our site, we ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic microwave background, it is imperceptible to the human eye. But if scientists can ...

"There's no way for us to operate such a complex facility." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. ANCHORAGE, Alaska — There was a ...

Something to look forward to: The proposed Lunar Crater Radio Telescope would not replace the full spectrum of research conducted by Earth-based radio observatories, but it does represents a vital ...

Welcome to the Tuesday Telescope. There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. We'll let other publications offer you ...