As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

The newly discovered sungrazing comet C/2026 A1 (MAPS) will undergo an extremely close slingshot around our star in early ...

A newly discovered sungrazing comet C/2026 A1 is heading for a perilous close encounter with the Sun in April. If it survives, it could become bright enough to shine in daylight, offering a rare ...

NASA is looking for new providers to supply low-gravity parabolic flights for spaceflight training and scientific research.

The interstellar object 3I/ATLAS has sparked intrigue in the scientific community after NASA's SPHEREx spacecraft detected ...

A DOOMED comet has been pictured breaking apart less than a year after it was first spotted The crumbling comet whizzed past ...

Evidence from medieval chronicles suggests that the periodic nature of Halley’s Comet was recognized centuries earlier than previously believed.

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

Is 3I/ATLAS just a comet — or an intergalactic ark? A NASA spacecraft has discovered organic chemicals on 3I/ATLAS, which ...

This hyperbolic Oort Cloud comet, on an inbound journey spanning millions of years, reached perihelion, closest position to ...

Comet C/2024 E1 (Wierzchos), discovered in 2024, will be visible from India as it makes a one-time pass through the inner Solar System before being ejected into interstellar space.