NASA’s Neil Gehrels Swift Observatory has marked a breakthrough after identifying hydroxyl gas — a chemical fingerprint of ...
The comet is on what’s known as a hyperbolic trajectory, which means that it doesn’t follow an orbital path around the sun.
Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...
Brooks, which visits the Earth roughly every 71 years, was spotted releasing intriguing radio signals last year.
It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...
This long-duration comet will make its closest approach to Earth this fall, before disappearing into the outer solar system ...
They sky is filled with celestial treats this month, including a close Earth-approach by two comets. Can you see in NJ?
Astronomer Gianluca Masi captured spectacular footage of a glowing meteor trail wrapping around the colossal tail of Comet ...