Stargazers can get a rare glimpse of several planets aligning this week. The event is referred to as a planetary parade, and will see several of our solar system’s residents forming a line in the ...
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Exceptionally rare sighting of planets colliding may shed light on the crash that formed the moon
Astronomers say a distant, sunlike star shows signs of a catastrophic planet-on-planet crash that may mirror the ancient impact that formed Earth's moon.
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