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Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...
A new video from the International Space Station shows SpaceX's Crew Dragon alongside the Milky Way, as the bright sun rises on the spacecraft's face.
The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other. The ...