During a total solar eclipse, the moon perfectly aligns between Earth and the sun to cast a shadow over the planet.
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Why are tigers awesome? Why are sloths so super? Get answers to these burning questions and more!
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Learn about the solar system’s dwarf planets.
But Pluto’s loss was actually a gain for wannabe astronauts
Find out how these inspiring aviators took to the skies.
65 years after the Wrights’ famous first flight, astronauts
On February 18, 2021, a robotic rover named Perseverance is scheduled to land on Mars after an eight-month journey. Like a science lab on wheels, the robot will explore the red planet to help determine if life ever existed here—and help to prepare the planet for human exploration. Click through this gallery of images to follow its incredible journey.
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Learn about planet earth, including facts, why it’s a special spot in the solar system, and more.
Explorer Action and Adventure Space Explorer Use your astronaut
If you think of the eight planets as members of Earth’s family—friendly cousins who swing by regularly and never cause any grief—then asteroids are the total strangers lurking in the neighborhood. And like strangers, their visits aren’t always welcome. Asteroids are the rubble left over from the solar system’s formation roughly 4.6 billion years ago.
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