James Webb telescope spies a monstrous molecular cloud shrouded in mystery — Space photo of the week
JWST’s view of the Sagittarius B2 region in near-infrared light. (Image credit: NASA, ESA, CSA, STScI, Adam Ginsburg…
NASA’s Voyager Spacecraft Hit a Blazing 50,000 Kelvin “Wall” at the Edge of Our Solar System That Shouldn’t Exist
Two of NASA’s longest-running space missions, Voyager 1 and Voyager 2, have detected a searing-hot region of space…
Bonkers New Space Station Expands to Full Size From Single Capsule
The International Space Station was painstakingly assembled segment by segment, launched into orbit by many expensive and logistically…
Astronomers Uncover Interstellar “Tunnel” That May Connect Our Solar System to Distant Stars Across the Galaxy
Scientists have detected a narrow structure of hot plasma extending from the Local Hot Bubble surrounding the Sun…
Space.com headlines crossword quiz for week of Dec. 22, 2025: Which NASA observatory just completed its first sky map?
Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From groundbreaking research…
Will Earth really switch to 25 hours days as its rotation slowing down |
If you have ever heard that Earth will soon start having 25-hour days, it might be right. The…
Scientists May Have Spotted Light from the First Stars
Welcome to a special holiday edition of the Abstract! It’s been an incredible year for science, from breakthroughs…
A cosmic ocean 12 billion light-years away is rewriting what we know about water in space
Astronomers have made a mind-bending discovery — the largest reservoir of water ever found in the universe. Containing…
How Japan’s space industry can regain thrust after H3 rocket failure
Japan’s latest rocket failure has triggered much soul-searching and resurrected a debate about whether the country’s space programme,…
Astronomers find unexpected cluster of objects in the Kuiper Belt
Astronomers have found a compact new cluster of objects inside the Kuiper belt, which is a distant band…
A rare space image links Earth’s glow with the Andromeda Galaxy |
Source: Don Pettit via X (formerly Twitter) A single photograph taken from orbit has managed to make a…
NASA’s SPHEREx Observatory Completes Its First Map of the Cosmos in 102 Infrared Wavelengths
The Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx), which launched back…