NASA set to roll Artemis rocket back for urgent repairs after yet another delay
NASA has delayed its historic Artemis II lunar mission again after the space agency’s moon rocket experienced a…
Saturn’s rings and largest moon might be the result of a collision
Saturn’s largest moon, Titan, is one of the solar system’s oddities. Now, researchers have unlocked key insights about…
Born before 2000, you’ve admired Big Bang remnants without realizing it
Born before 2000? That blizzard of black-and-white snow between channels may not have been just noise. You remember…
Changes to One of The Largest Known Stars May Signal Destruction : ScienceAlert
One of the largest stars known in the Universe has done something strange – and scientists are debating…
NASA’s Webb Telescope Locates Former Star That Exploded as Supernova
Forty million years ago, a star in a nearby galaxy exploded, spewing material across space and generating a…
Satellite spies northern lights over Iceland and Canada photo of the day for Feb. 23, 2026
A bright ribbon of auroras shining over the Denmark Straight and Iceland. (Image credit: NASA Earth Observatory images…
Cosmologists Achieve Unprecedented Accuracy in Measuring Universe’s Expansion
an international collaboration of cosmologists has reached a new level of precision in measuring the Hubble constant. The…
Scientists Accidentally Discover the Strongest Cosmic Microwave Laser Ever Detected 8 Billion Light-Years Away
Astronomers have identified the most powerful and distant microwave laser, or maser, ever observed, originating from two colliding…
See the moon dance with the stunning ‘Seven Sisters’ of the Pleiades on Feb. 23 — here’s where to look
Look high above the southwestern horizon tonight (Feb. 23) to see the blue-white stars of the Pleiades open…
In 1969, They Hurtled Past the Moon at a Speed No Human Has Matched in Over 50 Years
The spacecraft was falling out of the lunar darkness toward a planet that had not yet switched on…
6 planets will be visible at end of February
NEW YORK (AP) — Six planets are linking up in the sky at the end of February, and…
Deep in Antarctic ice, these particles can answer basic questions about the universe
In November, scientists arrived at the South Pole in planes outfitted with skis to pull off a construction…