After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare. See at time-lapse of ...

Sunspot AR4114 erupted with M8 and M6-class solar flares. NASA's Solar Dynamics Observatory captured the fireworks in ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

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HIP 67522 b can’t stop blasting itself in the face with stellar flares, a type of magnetic interaction that scientists have ...

The sun has been active and unleashed an intense combination of coronal mass ejections and coronal hole high-speed streams with a geomagnetic storm forecasted for tonight, Aug. 7, and tomorrow, Aug. 8 ...

A NASA telescope has detected its clearest signal yet of a potential Saturn-sized gas giant orbiting around a distant star complex. The system, known as Alpha Centauri, is more than four light-years ...

The northern lights are best seen between 10 p.m. and 2 a.m. local time while at a high, north-facing vantage point away from ...

This artist's concept shows NASA's Neil Gehrels Swift Observatory orbiting above Earth.Credit: NASA's Goddard Space Flight ...

A solar storm is forecast for Aug. 7 and 8, creating favorable conditions for the northern lights. Here's where the northern ...

Despite all the buzz around space tourism and giant rockets that can get us to the moon and beyond, life in space is still a ...