The ESA/NASA Solar and Heliospheric Observatory (SOHO) has officially discovered 5000 comets. Comet number 5000 was spotted ...

That's Griffith Observatory, of course, a building that sits quite far from both our lunar bestie and nearest star, physically, but in spirit? Heading up the hill to the astronomy-centric spot is like ...

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New observations are helping scientists peer beneath the Sun’s surface, revealing where its magnetic activity may truly begin ...

As four astronauts travel around the Moon on NASA’s Artemis II mission, they will venture beyond Earth’s protective magnetic field. The crew’s spacecraft, Orion, will carry and protect them as they ...

Every eleven years, the sun's magnetic field flips. Sunspots—dark, cooler regions on the sun's surface that mark intense magnetic activity and often trigger solar eruptions—appear at mid-latitudes and ...

NASA outlines how Artemis II astronauts are monitored for solar particle events during their lunar mission, including spacecraft shielding, real-time tracking, and onboard radiation detection systems.

As four astronauts travel around the Moon on NASA's Artemis II mission, they will venture beyond Earth's protective magnetic field. The ...

A seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...

The ESA/NASA Solar and Heliospheric Observatory (SOHO) captured a coronal mass ejection erupt from the far side of the Sun.