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

The last in a series of three coronal mass ejections hit Earth on Wednesday, so experts are keeping an eye on geomagnetic ...

Comet 3I/ATLAS recently emerged from behind the glare of the sun to become visible to ground-based telescopes.

Astrophotographer Andrew McCarthy caught the precise moment when our star literally aligned with a falling skydiver, ...

A powerful solar flare erupted from the sun on November 14, 2025, causing radio blackouts across parts of Africa. This ...

Astrophotographer Mark Johnstron captured a mesmerizing cloud of hydrogen plasma dancing above the sun's limb in this breathtaking video.

Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than if they had to wait for the celestial show on Earth. Subscribe to our ...

In early September 2025, skywatchers in parts of the Eastern Hemisphere were treated to a total lunar eclipse as Earth blocked the sun's light from the moon. The eclipse occurred in the evening of ...

A stronomer Gianluca Masi captured a spectacular image of interstellar comet 3I/ATLAS on Nov. 19, as it raced headlong away from the sun following a close pass of our parent star on Oct. 29, an event ...

As part of its ongoing preparations for the Roman Space Telescope, NASA has installed a key ‘sunblock’ shield designed to ...

Look low on the southwestern horizon at sunset on Nov. 12 for a chance to see swift Mercury close to the red light of Mars in ...

NASA’s Roman Space Telescope is getting closer to its launch date, but before it takes to the stars, it has to be prepared ...