X2.7-class eruption from sunspot AR4087 disrupts radio signals as the active region rotates toward Earth, raising the risk of ...

On April 27, the moon blocked 23 percent of the sun in a partial eclipse, but it was not possible to see this from Earth.

Astrophotographer Thierry Legault captured the International Space Station transit the Sun. The NASA astronauts were ...

Solar Orbiter pieced together 200 ultraviolet images to show our star’s million-degree atmosphere in all its glory.

It's live video of Earth from space, 24 hours a day and seven days ... and the repeatedly rising and setting sun is visible as the ISS completes another orbit every 90 minutes.

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

After initial positioning by ground control, the satellite duo’s autonomous system of cameras, LEDs, and laser rangefinders ...

A massive solar tornado, big enough to swallow the Earth, was observed twirling across the surface of the "quiet" sun last week. Using a telescope made from second hand parts, including part of an old ...

NASA's Solar Dynamics Observatory captured a rare partial solar eclipse in April, unobservable from Earth, where the moon obscured 23% of the sun. The SDO, launched in 2010, provides high-definition ...

NASA said it's likely that if astronauts had been on the surface of Mars near the rover, they would have been able to see the glowing green lights. Original article source: Mars astronauts would be ...

What you see is the Sun’s million-degree hot atmosphere ... A stunning new image of the sun has been captured by the European Space Agency (ESA)’s Solar Orbiter mission.