A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...

So, to create a must-read story list for you, we asked our staff to select their favorite pieces of 2025. Alas, while you're ...

A double explosion, in which a dying star split, then recombined, may be a long-hypothesized but never-before-seen "superkilonova." ...

For more than a century, astronomers have known that some “new stars” flaring into view are not births at all but violent ...

Marvel has some amazing A-list heroes, but they're B-listers are a cut above as well, amazing heroes who deserve more credit.

The New York Hall of Science (NYSCI) has opened Space Glide, an interactive rink allowing guests to "glide through the cosmos ...

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...

"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental ...

Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars ...

NASA’s SPHEREx space telescope has mapped the entire sky in 102 infrared colors for the first time, revealing cosmic secrets ...

The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.

From Agency Chaos to Dark Energy Shocks: How Politics, Health, Climate Policy and Space Science Defined 2025 A look back at 2025’s biggest science stories—from federal upheaval and public health ...