How luxury doomsday bunkers turned into a billionaire status symbol ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

Interstellar visitor 3I/ATLAS is passing Earth. Scientists have studied using nuclear explosions to deflect comets. The goal ...

Advocates of these end-of-the-world theories say we could be experiencing the onset of what the Bible and Christianity refer ...

Astronomers warn of a small yet likely enhanced risk of damage, injury, or death from exploding swarms of Halloween Fireballs ...

The most visible comet of the fall will make its closest approach to Earth overnight. Comet Lemmon (C/2025 A4) is one of a pair of comets sweeping through the solar system. The other is SWAN (C/2025 ...

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...

Update for Oct. 21: Due to cloudy weather, this livestream was rescheduled for Oct. 24, beginning at 1:30 p.m. EDT (1730 GMT). Two comets, C/2025 A4 (Lemmon) and C/2025 R2 (SWAN), are about to reach ...

Oct. 20 (UPI) --A rare encounter of two comets this week will have stargazers in awe after nearly a year of no easily seen comets. Two comets C/2025 A4, nicknamed "Lemmon" and its counterpart C/2025 ...

Alamosaurus was one of the last dinosaurs from southern North American. Paleontologists have recently dated the rock formation from where it was found in New Mexico to around 340,000 years before the ...

Gather ’round for this galactic double feature. After a year devoid of comets visible to the naked eye, two of the celestial entities — C/2025 A4 (Lemmon) and C/2025 R2 (SWAN) — will be gracing our ...

It was early January 2025 when a faint light spot was observed at the Mt. Lemmon Observatory in Arizona. Follow-up observations revealed that the object was a comet visiting from the outer edge of the ...