Sunspot AR3038 is massive and NASA's Solar Dynamics Observatory has had its eye on it. Watch a time-lapse of it growing to ...

NASA's Artemis 2 astronauts came home today (April 10), wrapping up an epic mission that broke spaceflight records and set ...

They were flying a spacecraft that had never carried crew before and entering the atmosphere on a trajectory that had never ...

NASA is showing us the inside of the Integrity capsule, in which the Artemis II crew is flying home. They are helmeted in their orange spacesuits. The commander Reid Wiseman and the pilot Victor ...

The northern lights may be visible overnight from up to 10 northern U.S. states on Friday, April 10, into Saturday, April 11, ...

A new NASA spacecraft has started tracking the particle streams that can make a massive solar flare dangerous while mapping ...

The closest planet to our sun, Mercury, experiences extreme temperature variations. Since the planet has no atmosphere to ...

Aman Priyadarshi Kumar, a second-year astronomy Ph.D. student at New Mexico State University, has received a 2025 NASA Future ...

Sit back and enjoy 9 minutes of time-lapsed views of the Sun from NASA's Solar Dynamics Observatory (SDO). Learn more about ...

Spread the loveIntroduction In a remarkable display of cosmic fragility, Comet C/2026 A1, known as MAPS, made headlines when it passed perilously close to the sun on April 4, 2026. Discovered just ...

Sunspot AR3088 put on a striking display of solar activity, unleashing multiple M-class flares as it rotated across and out ...

The threat of a civilization-ending asteroid hitting the Earth is well-known — as a plethora of Hollywood movies on the subject has demonstrated. But there is a less-known threa ...