The most complicated Audemars Piguet pocket watch in private hands is expected to fetch up to $1 million at a Sotheby’s New ...

Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.

The wide frequency coverage of GLEAM gave astronomers the first "radio colour" map of the sky, including the galaxy itself.

Astronomers have identified Comet 3I/ATLAS as an interstellar object, making it only the third confirmed visitor from outside our solar system, according to NASA.<br /><br />The comet is travelling on ...

Comet Lemmon, which gave us a great show in October, is slowly fading and dropping lower in the southwestern sky. When the ...

High above and deep below, two ancient forces collide. The mighty sky dragon faces off against the earth serpent in a battle ...

The government shutdown and staff shortages are taking a toll on air travel, including at Sky Harbor Airport, as delays and ...

Two weeks ago, interstellar comet 3I/ATLAS was at conjunction, on the opposite side of the Sun with respect to Earth. Last ...

This star chart shows the constellation Perseus, visible in the northeast on fall nights nights. The Double Cluster is ...

Halloween is upon us and the 2025 spooky season is abuzz with talk of three cosmic visitors — Comet Lemmon, Comet SWAN and the interstellar traveler 3I ATLAS — said to be haunting the night sky. But ...

Nov. 17: The Leonid Meteor Shower should be best from 1 a.m. to dawn. Under dark sky conditions, the Leonids exhibit a maximum of about 10 to 15 meteors per hour. Nov. 5: Full hunter supermoon — ...