Roman around the Christmas tree | Space photo of the day for Dec. 25, 2025
All the NASA engineers and scientists need is a star on top of the telescope in the cleanroom....
Dec 25Space.comScience
All the NASA engineers and scientists need is a star on top of the telescope in the cleanroom....
Fast solar wind and a possible glancing blow from a coronal mass ejection could spark auroras over Christmas....
First, instead of moving storms quickly eastward, the sluggish jet stream stalled storm systems in place, causing prolonged downpours and flash flooding....
The AI pioneer on stepping down from Meta, the limits of large language models — and the launch of his new start-up...
From auroras at 36,000 feet to comet flybys and eclipses, these are the standout images our readers shared with Space.com in 2025....
US Representative Warren Davidson said the stablecoin-focused GENIUS Act may backfire on Americans by stripping them of their financial freedom and privacy....
2025 was another big year for black holes, and here's our pick of the top black hole stories from the last twelve months....
2026 is shaping up to be a huge year for games, with major sequels, long-awaited releases, and big new projects already lined up....
Our 2026 skywatching guide includes a total solar eclipse, a "blood moon" and a festive supermoon. Here are the dates you need to know....
Hong Kong’s forecaster has issued its first cold weather warning of the season on New Year’s Day as temperatures are expected to fall to a low of 12 degrees Celsius (53.6 Fahrenheit) in urban areas on...
Large French cohort studies suggest that people who consume higher amounts of certain food preservatives have higher risks of type 2 diabetes and some cancers....
From ancient stargazers to modern-day space scientists, women have shaped our understanding of the cosmos. This crossword celebrates their brilliance, resilience, and astronomical achievements....
Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos....
Pea-size clusters of human cells called brain organoids inspire both hope and fear. Experts are debating how scientists can responsibly use these bits of gray matter. (Image credit: Institut Pasteur-S...
Lunar landers from Blue Origin, Firefly Aerospace, Intuitive Machines and Astrobotic are gearing up for moon landing attempts in 2026 as the commercial exploration of deep space expands....
We've tested many image-stabilized binoculars — here's our expert verdict on whether you should bite the bullet and buy a pair or go with regular binoculars for stargazing....
3I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues to delight and surprise astronomers....
Memecoins added $3 billion in market cap in one day, led by PEPE’s 23% surge and the buzz around the MemeMax_Fi DEX, hinting at a possible "meme season" underway....
Nature, Published online: 08 January 2026; doi:10.1038/d41586-026-00007-y A giant functional atlas of immune cells in a Chinese cohort reveals crucial differences with European and Japanese data sets....
Astronomers are gathering in Phoenix this week for the 247th meeting of the American Astronomical Society (AAS 247), where the latest discoveries from exoplanets, JWST and upcoming space missions will...