Comet C/2025 A6 (Lemmon) is brightening fast! Discovered in January by the Mount Lemmon Survey, it swings closest to Earth on ...

Artist’s interpretation of two massive black holes (MBHs) within a galaxy. A tidal disruption event unfolds around the MBH ...

P. Jenniskens, SETI Institute and NASA Ames Research Center; and M. Breukers and C. Johannink, Cameras for Allsky Meteor Surveillance (CAMS), BeNeLux, report that the chi Cygnids meteor shower (IAU ...

Dwarf planet Ceres is depicted in these enhanced-color renderings, which utilize images from NASA’s Dawn mission. New thermal and chemical models that rely on the mission’s data indicate Ceres may ...

Unistellar marks its 10th anniversary with a call to stargazers: observe 10 comets this autumn in partnership with the SETI ...

The range of possible locations – represented by yellow points – of 2024 YR4 on Dec. 22, 2032. The range decreased from April to June as we gained more data and improved our certainty of the ...

With advanced observatories like the Vera Rubin Telescope coming online, scientists are planning for the discovery of alien intelligence and how humanity should prepare for the news. Professor Dominik ...

This year marks the inaugural launch of the Cosmic Chronicles Literary Award, and it has been thrilling to witness the global enthusiasm for this new initiative. Submissions have come in from around ...

Some asteroids are more dangerous than others, according to a report issued this week in Nature Astronomy by an international team of researchers, led by astrophysicist Auriane Egal of the Montreal ...

Under the tropical skies of Puerto Rico, a new observatory joined the LaserSETI Network, expanding the SETI Institute’s ability to search for technosignatures. Bringing cutting-edge instruments to an ...

This artist's concept of a lake at the north pole of Saturn's moon Titan illustrates raised rims and rampart-like features as seen by NASA's Cassini spacecraft. Credit: NASA/JPL-Caltech. Saturn’s ...