As she flew 400 km above Earth at hypersonic speed, NASA astronaut Nichole Ayers caught a…
Star’s double explosion is first of its kind
This artist’s animation shows a hypothesized event known as a superkilonova. First, the massive star ends…
NASA to Preview US Spacewalks at Space Station in January
NASA astronauts will conduct a pair of spacewalks in January outside of the International Space Station…
Earth-directed CME from M4.2 flare forecast to produce G1 geomagnetic storm on New Year’s Day
A coronal mass ejection (CME) produced by an M4.2 solar flare from Active Region 4317 at…
A Galactic Embrace – NASA
Data from NASA’s James Webb Space Telescope and Chandra X-ray Observatory come together in this eye-catching…
NASA’s SPHEREx observatory completes stunning 1st cosmic map
NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the…
Strange ‘spider’ on Europa hints at water lurking below
View larger. | NASA’s Galileo spacecraft captured this view of the ‘spider’ on Europa – one…
Studying Physics in Microgravity – NASA
In this Oct. 20, 2025, photo, tiny ball bearings surround a larger central bearing during the…
Studying Physics in Microgravity – NASA
Tiny ball bearings surround a larger central bearing during the Fluid Particles experiment, conducted inside the…
Ending 2025 with a bang
Speaking of brown dwarfs… The boundaries of planethood can sometimes be blurry. For example, a free-floating…