The November 2025 supermoon in Arizona will shine larger and brighter than a normal full moon on Wednesday night. The moon ...

Scientists believe 3I/ATLAS contains significant amounts of carbon dioxide, similar to comets formed in cold, distant star ...

Comet 3I/ATLAS was first detected on July 1, 2025 by the Asteroid Terrestrial-Impact Last Alert System (ATLAS). As it approached the Sun, it displayed a subtle non-gravitational acceleration, ...

An incredibly rare astronomical phenomenon is taking place in our sky right now, you just can't see it - yet.

Skywatchers could see up to 10 brilliant meteors every hour as Earth passes through debris from Comet Encke, although ...

Comet 3I/ATLAS isn’t hiding from view; it has been coming from behind the Sun, making it hard for ground-based telescopes to track. That’s why we haven’t seen much of it yet. So no, this doesn’t mean ...

Rep. Aaron Bean voiced frustration as Democrats demanded an extension of subsidies for Affordable Care Act-obtained insurance ...

A Harvard astrophysicist who believes the Manhattan-sized comet hurtling towards Earth could possibly be fueled by alien ...

Usually, sunlight makes cometary gases glow green from diatomic carbon (C2) or blue from ionized carbon monoxide (CO+). With ...

Behind the Sun, the comet appears to show signs of acceleration beyond what is expected by gravity. And for reasons not yet ...

2025 happens to be a "swarm year" for the Southern Taurids, which could see the shower put on a particularly impressive show during the Nov. 4-5 peak, when up to 10 bright meteors may be visible each ...

November’s supermoon is the second of three supermoons this year and also the closest: The moon will come within just under 222,000 miles of Earth. Tides may be slightly higher during a supermoon ...