NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the…
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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…
Fly through Webb’s cosmic vistas
On the launch anniversary of the NASA/ESA/CSA James Webb Space Telescope, ESA presents a unique compilation…
No ocean on Titan? New research reveals slushy ice world
View larger. | Artist’s illustration of the Cassini spacecraft during a flyby of Titan. Previous analysis…
The best space pictures of 2025, from supernovae to moon landings
The supernova remnant SNR 0509-67.5 as seen by the European Southern Observatory’s Very Large Telescope ESO/P.…
Was 2025 the year we found signs of past life on Mars?
NASA’s Perseverance rover, the first mission to collect and cache Martian rock and regolith NASA/JPL-Caltech On…