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

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

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

NASA astronaut Matthew Dominick filmed Comet Tsuchinshan-ATLAS (Comet C/2023 A3) from the International Space Station as the ...

San Francisco 49ers quarterback Brock Purdy fires a deep ball and finds wide receiver Deebo Samuel for a 53-yard gain against ...

A comet that has not been seen for more than 80,000 years is expected to be visible from Earth, potentially during two separate time periods in the next month.

In May 2024, a geomagnetic storm hit Earth, sending auroras across the planet's skies in a once-in-a-generation light display ...

The discovery of an Earth-sized planet orbiting a white dwarf shows a possible future for Earth billions of years from now.

M. Keck Observatory/Adam Makarenko Eventually, about 8 billion years from now, the sun's outer layers will have dispersed to ...

But those aren’t very common. Small meteroids, dust, and particles, the remnants of the formation of our solar system, strike Earth every day. It is rare that larger asteroids approach Earth. NASA’s ...

Could a CME actually wipe out life on Earth, though? No, it can’t, according to experts. But a strong storm could still have devastating consequences. Fear of an ‘internet apocalypse’ is brewing: How ...