Astronomer Gianluca Masi and his Virtual Telescope Project will host a special livestream on Oct. 24 beginning at 1:30 p.m.

An astronomer in Italy caught a fortuitous image of the bright comet Lemmon seemingly entwined with the glowing trail of a ...

Beginning Monday afternoon, comet Lemmon will pass about 56 million miles from Earth, while comet Swan will soar even closer, ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

A pair of space probes cruising the solar system may be able to pass through the tail of the mysterious Manhattan-sized comet ...

NASA's silence on interstellar comet 3I/ATLAS has sparked online theories after scientists observed bizarre tail shifts and ...

The latest anomaly that has scientists and space enthusiasts talking as of late is a comet called 3I/ATLAS. As the comet ...

Comet Lemmon (C/2025 A6) makes its closest approach to Earth on Oct. 21, about 24 hours after the fainter Comet SWAN (C/2025 ...

Newly unveiled images of the interstellar object 3I/ATLAS have revealed a spectacular cosmic event, a massive jet of gas and ...

Comet Mysteries Revealed: A tale of two spacecraft, three comets, and four missions! Join Challenger Center for Space Science Education for a live interactive webcast on Thursday, January 20th at ...

(Gray News) – A comet that hasn’t been seen in decades will be visible in April. The National Aeronautics and Space Administration said comets are the frozen leftovers resulting from a formation of ...