Scientists have long been puzzled by why the Sun’s corona is over a million degrees Celsius while its surface is only about 5,500°C, and how the solar wind accelerates to high speeds.

For thirty years, SOHO has delivered an unprecedented, nearly unbroken view of the Sun, surviving multiple near-catastrophic ...

These images help to unravel the magnetic mechanisms driving the sun's behavior and shaping the space environment throughout ...

As we head into Tuesday, a front moving through the Lower Peninsula brings some gusty winds up to 25 mph, and a round of snow ...

Interstellar visitor 3I/ATLAS erupted with violent ice volcanoes, shifting from quiet ice ball to active body, sparking ...

It’s such a violent process, astronomers have found that the surface of 3I/ATLAS’ nucleus could be dotted with erupting “ice ...

The yet-to-be-peer-reviewed findings indicate that comet 3I/ATLAS shares similarities with the icy trans-Neptunian objects — ...

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store ...

This temporal lag is a direct consequence of Albert Einstein’s Theory of General Relativity. The rule is simple: the weaker ...

New images from ESA's Juice probe and Hubble reveal a rare double tail on interstellar comet 3I/ATLAS as it approaches Earth ...

The 20th century was an era of explosive cultural invention. The 21st has been defined by recycled ideas and digitally remixed callbacks to the past.

Hubble images of interstellar object 3I/ATLAS reveal a sunward anti-tail, showing a teardrop-shaped coma with separated ...