After more than three weeks without a powerful solar flare, the sun has suddenly ramped up its activity, firing off three ...

NASA Solar Dynamics Observatory captures sunspot AR3341 blast a powerful X1.1 solar flare. Credit: Space.com | footage ...

An M3-class solar flare that lasted about 3 hours created a massive coronal mass ejection. The Solar Dynamics Observatory ...

Organisations like NASA and NOAA keep an eye on the sun to forecast potential sources of danger. If a solar flare or Coronal ...

The Solar Dynamics Observatory saw a lunar transit and an Earth eclipse on July 25 — the first when the moon passed between ...

Helio Highlights: July… When astronauts return to the Moon, they will need to know what the Sun is doing in order to keep ...

The northern lights will have a better chance of being seen throughout Canada and Alaska once the sun sets in the state. A ...

Lower launch costs have made a Mars mission feasible—but political infighting now threatens SpaceX’s critical role. In a YouGov/CBS survey conducted in June 2025, as many as 65% of Americans expressed ...

A tsunami alert for Hawaii was lifted after an earthquake off Russia’s Pacific coast put the region on high alert. Residents ...

NASA debunks viral myth of a global blackout during solar eclipse, explaining the science behind the phenomenon and setting ...

SAN FRANCISCO (AP) — SAN FRANCISCO (AP) — Cloudflare, Inc. (NET) on Thursday reported a loss of $50.4 million in its second quarter. The San Francisco-based company said it had a loss of 15 cents per ...