Astronomers Discover Hidden Moon Orbiting Uranus: JWST detects a hidden 6-mile moon (S/2025 U1), raising Uranus’ total to 29 and shedding light on its complex ring–moon system.

Technosignatures SAG is a group of volunteer experts who have been chartered by NASA to produce a report to NASA’s Exoplanet ...

Sign the petition today and join people around the world committed to keeping the search alive. Visit ...

Key Finding: Jupiter’s dilute core -- where heavy elements gradually transition into the planet’s hydrogen- and helium-rich ...

Our solar system is a wonder, whether we look back at Earth from a distance, examine planets with telescopes, or simply gaze ...

First trans-Neptunian object (TNO) found in a rare 10:1 orbital resonance with Neptune; Object orbits the Sun once every ~800 years, while Neptune makes ten orbits; L ...

Simple organics: Amino acids, some of which were delivered to Earth via meteorites and comets, are introduced to observe whether they could concentrate within mineral membranes. Previous studies ...

Join us for a special livestream featuring Dr. Abel Méndez from the University of Puerto Rico at Arecibo, hosted by SETI Institute researcher Dr. Lauren Sgro. They will discuss the latest on LaserSETI ...

Claudio Maccone, Italian SETI astronomer and mathematician, passed away this week at the age of 77. Claudio was an early proponent of SETI research and was globally known for his work in the field. A ...