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 ...

The brightest comet of the year was spotted skimming just past the sun by a satellite orbiting our star. The comment, named Comet ATLAS (C/2024 G3), came within 8.3 million miles of the sun on ...

Thursday night could be one of the last nights you'll be able to see a super rare comet and its bright tail streaking across the Australian skies. It's called Comet C/2024 G3 (ATLAS) and for the ...

Brightest comet in 20 years to appear this week - ’New Years Comet’ will appear as bright as Venus – and won’t be back for another 160,000 years ...

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 ...

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.

The second visit of asteroid Apophis in 2036, also on April 13, heralds the coming of the Messiah and the beginning of a new ...

January 2025 offers a variety of captivating celestial events. Key highlights include the Venus and Moon conjunction, Quadrantid meteor shower peak, a Saturn-Moon occultation, Earth at perihelion ...

TSXV:GPAC) Great Pacific Gold Announces High-Grade Gold Samples from Kesar's East Vein Zone, Drilling to Commence ...

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 ...