The James Webb Space Telescope captured massive galaxy cluster RX J2129. located about 3.2 billion light-years away. A ...

Gemini North, part of the International Gemini Observatory operated by NSF’s NOIRLab, is back observing the night sky following the repair and refurbishment of its primary mirror. The telescope’s ...

Supernova, A supergiant that collapses onto itself and explodes with such force that it releases more energy than millions of suns. (Photo by: QAI Publishing/Universal Images Group via Getty Images) ...

A sparkling new supernova has appeared in the night sky, and a telescope atop Mauna Kea in Hawaii was perfectly poised to capture the aftermath of the cosmic burst. The supernova was first spotted ...

Three images captured the progression of the supernova just hours after the initial explosion. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Stargazers, rejoice: There's a new supernova in the night sky. Though not visible with the naked eye, the supernova is bright enough to see through a small telescope, according to Sky and Telescope ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Million of years ago, before land connected Earth’s North and ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When a supernova ...

A cloud of expanding gas in space is the largest supernova remnant ever seen in the sky, a new study confirms. The star that created the Antlia supernova remnant exploded roughly 100,000 years ago.