Interstellar comet 3I/ATLAS gets the closest it’ll ever get to Earth today, getting a ‘mere’ 167 million miles (270 million kilometers) from our planet. The bizarre cosmic visitor has been making ...

Comet 3I/ATLAS arrived from beyond the Solar System carrying a chemical story unlike anything astronomers had measured before. In the gas around it, they found isotope ratios that do not match the ...

Two months ago, scientists detected an unusual object entering our Solar System, sparking speculation about whether it is a ...

Throughout June 2026, SETI Institute scientists, affiliates, and collaborators contributed to discussions spanning ...

NASA's Webb telescope discovered a hidden giant exoplanet in the Beta Pictoris system using a new atmospheric detection ...

China’s Tianwen-1 orbiter captured a faint but remarkable view of 3I/ATLAS as the interstellar comet raced past Mars. The ...

China’s Tianwen-1 orbiter caught a rare glimpse of 3I/ATLAS as it swept past Mars, revealing the hazy coma and tail of a ...

Cropped image of NASA’s James Webb Space Telescope observation of comet 3I/ATLAS with its Near-Infrared Spectrograph instrument. Credit: NASA/James Webb Space Telescope This result is especially ...

Astronomers have used the European Southern Observatory's Very Large Telescope (ESO's VLT) to study the composition of 3I/ATLAS, the brightest interstellar object ever seen, in detail. By measuring ...

Bad weather foiled SpaceX's latest attempt to launch its Starship rocket from South Texas on a mission it calls flight 13.

A ULA Atlas V rocket launched from Cape Canaveral, carrying 29 Amazon Leo internet satellites. This mission marked the final Atlas V launch for a satellite payload, with remaining rockets assigned to ...