The sun sure has woken up this week, unleashing a powerful X-class solar flare on Jan. 18 that hurled a colossal, fast-moving ...
Space.com on MSN
Astrophotographer captures rare footage of the Hubble Telescope crossing the sun (video)
The Hubble Telescope appears as a tiny silhouette during a perfectly timed solar transit captured from Puerto Rico.
The sun is the biggest object in the solar system; at about 865,000 miles (1.4 million kilometers) across, it's more than 100 times wider than Earth. Despite being enormous, our star is often called a ...
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