Do the periods of comets decrease because they lose mass every time they get near the Sun? Robert BaileyConover, Wisconsin Great question! Assuming you're referring specifically to the orbital period - in other words,

Comet ATLAS hit a maximum magnitude of -3.4 during its close encounter with the sun, just shy of the brightness of Venus in the night sky.

January 13, 2025, as Comet G3 ATLAS (C/2024) reaches its peak brightness. This once-in-a-lifetime spectacle marks the comet's closest approach to the Sun, bringing it within 8.7 million miles of the Sun at its perihelion.

People in the Southern Hemisphere can experience the best viewing opportunities shortly after sunset. But, in the Northern Hemisphere viewing may be more difficult.

Comet G3 ATLAS is set to shine at its brightest this week, potentially outshining Venus and Jupiter. G3 ATLASs orbit is so big that it takes roughly 160,000 year to go around the Sun. As it approaches perihelion on January 13,

A rare celestial event will take place tonight as Comet G3 ATLAS (C/2024) reaches its peak brightness tonight. The comet was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile, on April 5, 2024.

Skies over South Carolina kick off 2025 with a planet parade, ancient comet and the muse of "Beyond Antares," a 23rd-century love song from "Star Trek" fame.

A celestial body recently discovered by a Chinese observatory has been confirmed as a comet by the International Astronomical Union IAU Astronomers

"There are still many things related to planetary formation and the early evolution of young planetary systems that we don't understand."

Venus, Saturn, Jupiter and Mars will appear to line up and be bright enough to see with the naked eye in the first few hours after dark. This weekend, Venus and Saturn get especially cozy.

In a race against time, clouds and the setting sun, photographer Josh Dury captured this dramatic photograph of Comet C/2024 G3 (ATLAS) at dusk on Jan. 15. The comet is a rare visitor to our ...

Science enthusiasts are hoping to get a glimpse of a comet that’s supposed to be the brightest of 2025, but they may be out of luck depending on where they are in the world. The comet, known as C/2024 G3 or ATLAS, could be the brightest of 2025 ...