The Sun has been busy again, and this time, its outburst struck Venus first. A powerful solar storm recently slammed into the planet, shaking its thin atmosphere and sending ripples through space.

Venus looks like Earth’s twin at first glance, yet its rotation behaves like a cosmic prank. The planet spins backward, crawls through a day that outlasts its year, and even changes its spin rate in ...

Six of the planets of our solar system will be aligned in February for a spectacular sky show. Here’s where and when you can ...

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