What did Mark Twain have in common with Genghis Khan and William the Conqueror? And how is this all tied into a Christmas ...

Explore NASA’s 2025 comet watchlist, which features the interstellar visitor Comet 3I/ATLAS and 8 others reshaping U.S. space ...

Every so often, the universe puts on a show that reminds us how rare and unpredictable space can be. Planets […] ...

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete ...

With OpenAI’s release of the ChatGPT Atlas web browser, we evaluated its reviews next to Perplexity’s Comet in the battle that’s reshaping how we use the web. OpenAI launched ChatGPT Atlas, a new ...

Astronomy enthusiasts are being offered an extraordinary opportunity tonight - the chance to witness a comet that won't grace ...

In a rare doublecosmic treat and once-in-a-millennium visit from an icy green comet, stargazers can look to the night sky through October 2025 to view Comet Lemmon and Comet SWAN, which will be ...

Two comets, Lemmon and SWAN, are visible in the night sky through October 2025. Comet Lemmon will appear green and is best viewed in the northwest sky after sunset. Comet SWAN is dimmer and best ...

The period of visibility will fall within the dates of the Orionid meteor shower, making for a once-in-a-lifetime viewing ...

A spectacular celestial display will soon be visible. The Orionid meteor shower, which is known to produce fireballs on occasion, is expected to peak overnight Wednesday, according to NASA. Recognized ...