Comet ATLAS brightens as it nears the Sun, providing scientists with valuable data on solar wind interactions and offering a ...

So, if some of a comet’s mass suddenly disappeared one day, its orbital period should remain unchanged. In the real world, however, mass does not simply disappear — it has to go somewhere.

After an extraordinary year of watching full moons, eclipses, meteors and northern lights, a comet will be viewable right off the bat in 2025. It's called comet C/2024 G3 (ATLAS), which Space.com ...

In the second week of 2025, we could see a new object grace the skies as comet ATLAS (C/2024) G3 gets close to the sun. In the wake of comet C/2023 A3 (Tsuchinshan–ATLAS) in October, comet G3 is ...

Centaurs — celestial bodies that combine asteroids’ rockiness and comets’ gaseousness — are relatively rare and short-lived components of our solar system. A team of astronomers has in one of these ...

Related: Rare display of northern lights and Perseid meteor shower delights skywatchers worldwide (photos, video) — When: July 14 to August 24 — Peak: Aug. 11-12 — Comet of origin ...

If it survives its unusually close passage of the Sun, Comet C/2024 G3 has the potential to become the brightest comet of 2025, reaching a magnitude of -4.5—about the same brightness as Venus.

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If you've been on X (formerly known as Twitter) in the last week or so you may have seen a spate of posts encouraging you to view images in a 4K resolution. Plenty of users have shared images of ...

If you've been on X (formerly known as Twitter) in the last week or so you may have seen a spate of posts encouraging you to view images in a 4K resolution. Plenty of users have shared images of ...

It’s a bird! It’s a plane! No, it’s an asteroid-comet hybrid called a ‘centaur’ that might not even be that. Asteroids are metallic rocks that form close to the sun, while comets are ...