Gemini North Telescope Captures New Images of 3I/ATLAS
On November 26, 2025, astronomers used the Gemini Multi-Object Spectrograph (GMOS) on the Gemini North telescope at Maunakea…
How to watch the Geminid meteor shower, and other skywatching tips for December
December is an exciting month for those who like to look up, with a comet, a meteor shower,…
Three Heliophysics Spacecraft Observe Interstellar Comet 3I/ATLAS
NASA’s STEREO (Solar Terrestrial Relations Observatory), the NASA/ESA SOHO (Solar and Heliospheric Observatory), and NASA’s PUNCH (Polarimeter to…
The First Radio Signal From Comet 3I/Atlas Ends the Debate About Its Nature
More evidence has emerged to support the natural origin of comet 3I/Atlas. After several weeks of conspiracy theories,…
A meteor shower is visible in the sky in November, and the show can be spectacular
Every year, the night sky offers many surprises. And currently, a meteor shower can be seen at night,…
The glaring security risks with AI browser agents
New AI-powered web browsers such as OpenAI’s ChatGPT Atlas and Perplexity’s Comet are trying to unseat Google Chrome…
Comet Lemmon and Tre Cime di Lavaredo in an extraordinary photograph
Astrophotographer Alessandra Masi captured comet Lemmon (C/2025 A6) in a rare alignment with the Tre Cime di Lavaredo.…
How to See Comet Lemmon This October
It was early January 2025 when a faint light spot was observed at the Mt. Lemmon Observatory in…
Interstellar Comet 3I/ATLAS Is Spewing Water Like a Cosmic Fire Hydrant
Comet 3I/Atlas continues to be full of surprises. As well as being only the third interstellar object ever…
Mysterious Comet Might Explain a Signal Beamed at Earth 48 Years Ago
You may be familiar with the famous “Wow!” signal. If you’re not familiar with the story, back in…
Perplexity Makes $200 AI Browser Free to Battle ‘AI Slop’
As human and AI-generated “slop” floods the internet, Perplexity says it’s fighting back by making Comet — its…
Turns Out Cosmic Dust Isn’t Actually Miniature Rocks After All
Featured in this image from the NASA/ESA Hubble Space Telescope is a lenticular galaxy called NGC 4753 with…