Auroras occur when solar wind collides with Earth’s magnetic field, creating dazzling lights. Learn why auroras appear in red ...

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"A strong magnetic field is very important for life on a planet," study lead Miki Nakajima, an associate professor in the ...

Scientists Warn These Asteroids May Grow ‘More Dangerous’ As They Approach Earth ...

Now, scientists have devised a clever new way to predict where the pieces may land.

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

A massive meteor struck near Manson, Iowa, 74 million years ago, creating the U.S.'s largest impact crater and reshaping the ...

Hulk sees one of the worst extinction events up close and personal and it changes everything fans think about his strength.

NPR's Ailsa Chang speaks to astronomer Sarah Greenstreet about her team's new discovery of the fastest-spinning large asteroid known to man.

The huge 1,600-mile (2,500-kilometer) wide expanse of the South Pole–Aitken Basin extends considerably onto the far side of ...

"Everything that's happened has lead to this moment. You're going to do things people can't even fathom. It's on you to make ...

What could happen if the largest asteroid ever hit Earth.