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

Perihelion is the point on an orbital course that brings a body closest to the sun. C/2025 K1 (ATLAS) is an Oort cloud comet ...

I/ATLAS changed color again and what is it this time? The interstellar comet has shown a new blue hue after its recent ...

An astronomer has snapped comet 3I/ATLAS using the Lowell Observatory's powerful Discovery Telescope, as well as his own ...

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

Perplexity AI said on Tuesday it has received a legal threat from Amazon.com demanding that the startup block the AI agent on ...

The ESA/NASA Solar and Heliospheric Observatory (SOHO) has officially discovered 5000 comets. Comet number 5000 was spotted ...

On October 29, Comet 3I/ATLAS reached its closest point to the Sun. This point, known as perihelion, was around 210 million ...

Interstellar comet 3I/ATLAS, which originated outside our solar system, has reportedly confirmed one of Albert Einstein's ...

Comet 3I/ATLAS has now been seen from Earth again after passing behind the Sun, fresh images show, captured by an astronomer ...

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 ...