Tailcatcher predicts that Hera and Europa Clipper will pass close to 3I/ATLAS' tail from October to November 2025.

A massive coronal mass ejection (CME) is hurtling from the Sun's far side, setting a collision course for the unusual ...

(via Sabine Hossenfelder) Our solar system has an interstellar visitor. It’s an object called 3I-Atlas, and is just the third interstellar object to enter our system. It’s shedding nickel and iron at ...

3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes ...

Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a very different structure than comets in the solar system. Hydroxyl compounds ...

AUSTIN (KXAN) — Exploring beyond our solar system could have lasting impacts here on Earth, and scientists, creatives and industry experts gather at the University of Texas at Austin this week to ...

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant object revealed a glowing coma as it was heated by the Sun. Researchers are ...

A new analysis of our solar system’s interstellar interloper, 3I/ATLAS, reveals that it’s spewing huge amounts of water — and astronomers can’t immediately explain why. The object, which is widely ...

A few days ago, an inscrutable interstellar interloper made its closest approach to Mars, where a fleet of international spacecraft seek to unravel the red planet’s ancient mysteries. Several of the ...

The mystery behind the famous 1977 “Wow!” signal has gained renewed attention after a Harvard astronomer proposed that the newly observed interstellar object 3I/ATLAS may be linked to the event. The ...

An intriguing interstellar object known as 3I/ATLAS is, as of now, on the opposite side of the sun from Earth – making it impossible to observe from the ground. As 3I/ATLAS warps and grows the closer ...

The comet is only the third interstellar object recorded in the solar system. Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed ...