Perplexity is offering a referral program for its Comet browser. Referrals must download Comet and ask a question. You get $15, they get a free month of Perplexity ...

Perplexity is offering a referral program for its Comet browser Referrals must download Comet and ask a question. You get $20, they get a free month of Perplexity Pro ...

Stargazers are in for a once-in-many-lifetimes opportunity this week as a comet will be visible passing by Earth for the last time for over a millennium. Comet C/2025 A6—also known as "Comet Lemmon"— ...

Comet 3I/ATLAS was expected to come within 130 million miles of the sun on Oct. 30. For the time being, 3I/ATLAS will remain on the opposite side of the sun from Earth, making it impossible to observe ...

It’s doing a Sun run. Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest approach to the Sun on October 30. While ATLAS doesn’t ...

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that won’t return until the next millennium. Comet C/2025 A6 (Lemmon), captured ...

Wisconsin sky watchers have a final chance to see two comets, along with a meteor shower, this week. Comets Lemmon (C/2025 A6) and SWAN (C/2025 R2) are both currently visible, while the Orionid meteor ...

WASHINGTON — The Orionid meteor shower will put on a cosmic show in the night sky this week, giving stargazers a chance to see up to 20 meteors per hour. The Orionids will peak on Tuesday, Oct. 21, ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...