For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what should we realistically ...
Astronomy
1 hour ago
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A recent study showed that Mars was warm and wet billions of years ago. The finding contrasts with another theory that this era was mainly cold and icy. The result has implications for the idea that life could have developed ...
Astrobiology
2 hours ago
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Astronomers have analyzed the data from long-term radio observations of a binary pulsar known as PSR J1906+0746. Results of the new study, published February 5 on the arXiv pre-print server, deliver important information ...
The arrival of 3I/ATLAS in our solar system spawned multiple proposals for a rendezvous mission to study it up close. As the third interstellar object (ISO) ever detected, the wealth of information direct studies could provide ...
Space Exploration
3 hours ago
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Southern Californians out on Saturday night for Valentine's Day took a break from staring longingly into each other's eyes to gaze at something else: a SpaceX rocket blazing across the early evening Southern California sky.
Space Exploration
5 hours ago
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NASA has let Axiom Space make four visits to the International Space Station and in January 2026 awarded it the right for the fifth visit next year, but on Feb. 12, the agency announced a new company would be allowed a private ...
Space Exploration
5 hours ago
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The atmospheres of exoplanets have been a focal point of the field lately, with the James Webb Space Telescope taking a look at as many as it can manage. But time on the world's most powerful space telescope is valuable, ...
Planetary Sciences
16 hours ago
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Astronomers want to collect as much data as possible using as many systems as possible. Sometimes that requires coordination between instruments. The teams that run the James Webb Space Telescope (JWST) and the upcoming Atmospheric ...
Planetary Sciences
22 hours ago
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Tiny highly uniform magnetic fields are known to pervade the universe, influencing various cosmological processes. To date, however, the physical mechanisms underpinning the generation of these fields remain poorly understood. ...
It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's happening.
Astronomy
Feb 15, 2026
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