There’s still enough time to photograph the most photogenic comet of the year, but once it’s gone, you won’t see it again ...

After briefly escaping from Earth's view during a (very) close approach to the sun on Oct. 30, Comet 3I/ATLAS can finally be ...

The interstellar comet 3I/Atlas reached its closest point to the sun. Here's how to follow the rest of its journey away from ...

The month of October is hosting multiple celestial events and one of them is a double-comet spectacle. Here's how to see the Lemmon and Swan comets.

Having made its closest approach to the sun on Wednesday October 29, comet 3I/ATLAS will soon be visible from Earth ...

Perihelion is the point on an orbital course that brings a body closest to the sun. C/2025 K1 (ATLAS) is an Oort cloud comet ...

Scientists have confirmed that comet 3I/Atlas is visible again following its close approach to the Sun, sparking fresh ...

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star. How to spot November’s supermoon, the ...

Tianwen 1 has spotted the solar system's latest interstellar intruder from Mars orbit. China's Tianwen 1 Mars orbiter has ...

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

As a visitor from another solar system made its closest approach to Mars on Friday, two spacecraft in orbit around the Red Planet turned to look. The European Space Agency's ExoMars Trace Gas Orbiter ...