Skies were mostly clear across Florida for the March 13-14 total lunar eclipse. See videos and photos shared on social media.

The European Space Agency’s Solar Orbiter has gotten as close as anything we’ve sent to study our star on purpose, and the pictures it took last year were from less than 46 million miles away.

Trump administration initiatives to overhaul the Environmental Protection Agency, freeze $20 billion in so-called Green Bank ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

NASA’s PUNCH mission has officially come online, promising to transform our understanding of space weather. By capturing ...

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