The environments in space habitats and on the Earth are both closed-loop systems, only on vastly different scales.

Scientists call such phenomena mini-moons. The asteroid was found by a group called ATLAS, which stands for Asteroid ...

This alert comes as two coronal mass ejections (CMEs) are expected to make their way to Earth this weekend. A geomagnetic ...

NASA hopes to launch the Europa Clipper mission. It will then spend the next five years travelling 628.3 million kilometers ...

In a groundbreaking study, scientists have uncovered evidence that the Moon might have a soft, molten layer deep within its interior.

Two strong solar flares in the space of 48 hours will bring stunning auroras to northern states and the Midwest over the next ...

Claims of worlds orbiting Barnard’s star have been made before. But an advanced instrument could provide the breakthrough ...

A team of engineers and planetary scientists at Western University's Institute for Earth and Space Exploration, in Canada, ...

Meteors, lunar eclipses, solar eclipses – whatever the celestial phenomenon, we love to see. But it's frankly hit or miss in ...

What are some skywatching highlights in October 2024? A potentially bright comet (C/2023 A3) to look for after mid-month, ...

On Oct. 3, the sun released the most powerful solar flare this solar cycle, a colossal X9.05 eruption — and it's heading for ...

Be prepared for the most spectacular cometary visitor for northern climes since Comet Hale-Bopp in 1997, Nigel Henbest writes ...