Scientists have long believed that the Moon was formed by a massive object crashing into the Earth. But what was that thing ...

Earth’s magnetic field was rattled by a solar outburst that arrived with almost no warning, lighting up skies and briefly reminding power grid operators and satellite controllers how vulnerable modern ...

A collision between Earth and a massive Mars-sized protoplanet likely caused the formation of our moon. Now scientists from the Max Planck Institute suggest that doomed planet was likely a rowdy ...

The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle. A stealth solar storm hit Earth on Nov. 20. It arrived without warning and may have ...

Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women.

NEW YORK (AP) — Space weather forecasters issued an alert on Tuesday for incoming severe solar storms that could produce colorful northern lights and temporarily disrupt communications. In the past ...

We may one day be able to forecast powerful solar storms capable of devastating Earth’s electronics more than half a day in advance, following a successful test of the approach using the Solar Orbiter ...

Yes, absolutely! When asteroids or comets hit rocky bodies such as the moon or Mars, they form impact craters that displace a large volume of material from the surface. Some of this material can be ...

Space weather forecasters issued an alert on Tuesday for incoming severe solar storms that could produce colorful northern lights and temporarily disrupt communications. In the past few days, the sun ...