Sentences with phrase «rocky planet beyond our solar system»
Kepler - 10b was the first «iron - clad proof of a rocky planet beyond our solar system» back in 2001.
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Well before the rocky planets formed, recent research suggests, ice - infused asteroids were forged beyond Jupiter and subsequently swarmed the inner solar system.
Both objects formed among the rocky and icy protoplanets beyond the Solar System's «ice line» now located around 2.7 AUs, but the early development of Jupiter apparently prevented such large protoplanets between the gas giant and planet Mars from agglomerating into even bigger planetary bodies, by sweeping many into pulverizing collisions as well as slinging them into the Sun or Oort Cloud, or even beyond Sol's gravitational reach altogether.