Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

A strong solar flare has increased the possibility of northern lights visibility tonight, following a burst of energy from ...

NASA officials say a strong solar flare that erupted from the Sun over the weekend does not threaten the planned Artemis II ...

While Artemis II will carry four astronauts around the Moon in a lunar flyby, scientists can't turn their attention away from ...

Researchers at NYU Abu Dhabi have discovered new large-scale waves moving deep inside the sun, driven by magnetic fields far below the surface. These waves provide a window into parts of the sun that ...

Skywatchers across Europe, North America, and parts of Asia reported vivid aurora displays. Scientists linked the event to heightened solar activity.

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 ...

As Solar Cycle 25 peaks, learn how increased sunspots and ionospheric ionization are boosting shortwave radio propagation.

Every mission to deep space is fraught with danger. A hardware failure during launch, an equipment malfunction far from Earth ...

Solar activity, manifested primarily through sunspots, solar flares and coronal mass ejections, has long influenced both the near-space environment and terrestrial systems. Over millennia, variations ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather and technology on Earth, NASA announced this week. A new research, ...

If astronauts travelling in Orion – the spacecraft used on Artemis II – receive advance word of a solar storm, they are ...