Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That ...

The ion tail appeared as Comet C/2025 R3 PanSTARRS was about 45 million miles from Earth (72 million kilometers) during its ...

Comet C/2025 R3 (PanSTARRS) is making its closest approach to Earth on April 26, just a week after surviving an intense pass near the Sun. The comet is visible to the naked eye under dark southern ...

A meteor cluster reveals an asteroid disintegrating near the Sun. These observations help uncover hidden asteroids and ...

A new study suggests that the comet that rambled past us from another star last year likely originated in a cold, isolated ...

Your three-month wait since the peak of the last meteor shower is almost over. The Lyrids meteor shower, which first became ...

The Eta Aquarids meteor shower, caused by Halley's Comet debris, is active now and peaks May 5-6, offering a celestial show ...

Comet C/2025 R3 (PanSTARRS) is reaching its closest approach to Earth on April 26, 2026, after surviving a close solar pass on April 19. NASA and other observatories are tracking the comet in real ...

MAPS was one of a family of comets aptly called Kreutz sungrazing comets, and according to Karl Battams, the principal ...

Across Earth, every night, thousands of automated stargazers are waiting to take pictures of shooting stars. I am one of the ...

SAN DIEGO, CALIFORNIA: The crew of Artemis II was caught on camera struggling to walk after splashing down from their historic lunar mission. The four-person team — Reid Wiseman, Victor Glover, ...