Could the interstellar object be an alien spaceship? The silence by NASA, ESA and China on 3I/Atlas ever since it flew by ...

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have detected the most deuterium-rich methane ever measured in ...

Avi Loeb wants Kim Kardashian to join his research team on 3I/ATLAS since Sean Duffy is open to answering her queries about ...

The James Webb Space Telescope finds comet 3I/ATLAS's chemistry resembles that of some icy worlds beyond Neptune in our Solar ...

The interstellar comet 3I/ATLAS carries a chemical clue to conditions in the planetary system of its origin, locked away long before it reached our sun. Its methane signature is unusually rich in ...

Comet 3I/ATLAS appears to be normal and intact, despite some reports that the interstellar visitor exploded after its brush ...

Interstellar comet 3I/ATLAS contains exceptionally high levels of methanol, suggesting it formed under conditions very different from those that shaped most comets in our solar system. ALMA also ...

A scientist who theorized unusual space object 3I/ATLAS could have been an alien probe now reckons an extra-terrestrial breakthrough is on the horizon. Perhaps the biggest space phenomenon of last ...

The latest observations from the James Webb Space Telescope have provided unprecedented insights into the interstellar comet ...

The sky charts below show, at different resolutions, the position of comet 3I/ATLAS in the sky. Click on each chart to access the interactive star map tool. Loading the finder chart... Star map ...

When the European Space Agency's ExoMars Trace Gas Orbiter pointed its surface-imaging camera deep into space on October 3, 2025 — the first time any spacecraft orbiting another planet had ever ...

SETI has finished one of the strangest and most revealing checks yet on 3I/ATLAS, the rare comet that crossed our solar system after coming from another star. The result is simple, but important.