Throughout December, the SETI Institute appeared across leading science and media outlets, reflecting the SETI Institute’s continued leadership in research and public engagement.

What: Ultraviolet observations of the interstellar comet 3I/ATLAS captured by NASA’s Europa Clipper spacecraft while the ...

These polar dunes on Mars show both carbon dioxide frost (the white colored areas) along with darker material that’s been exposed due to sublimation, and is blown by the wind to form these dark spots.

Your browser does not support the audio element. You interact with about two-thirds of the elements of the periodic table every day. Some, like carbon, oxygen, and ...

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We share some incredible images this week, featuring a range of spacecraft. NASA's MRO finds a new crater on Mars, ESA's ...

Saturn’s icy moon, Enceladus. Image credit: dottedhippo, Getty Images. Cassini’s extended mission enabled measurements of winter–summer temperature differences Thermal anomalies at the north pole ...

The interstellar object 3I/ATLAS was discovered on July 1, 2025. There is currently no evidence to suggest that it is anything other than a natural astrophysical object. However, given the small ...

The SETI Institute’s Artist in Residence (AIR) program announced that American artist Adrien Segal is the recipient of the Planetary Futures Public Art Residency. This research-creation residency ...

In November, SETI Institute researchers contributed expert perspective to media stories on interstellar comet 3I/ATLAS and recent experiments testing the survival of plant life in space. The coverage ...

December 10, 2025, Mountain View, CA -- For 10 months, a SETI Institute–led team watched pulsar PSR J0332+5434 (also called B0329+54) to study how its radio signal "twinkles" as it passes through gas ...

December 16, 2025, Mountain View, CA -- The Cosmic Chronicles Literary Award is a new contest for emerging authors from the SETI Institute’s Artist in Residence (AIR) program. This summer, we launched ...