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What is the biggest known star in the universe? Its radius is 1700 times larger than the Sun's.
The largest known star in the universe is UY Scuti. It has an estimated radius of 1.188 billion kilometers. If UY Scuti were the center of our solar system, its photosphere, or outer shell ...
Fast-Forming Alien Planet Has Astronomers Intrigued
WASHINGTON (Reuters) - Astronomers have spotted orbiting around a young star a newborn planet that took only 3 million years to form - quite swift in cosmic terms - in a discovery that challenges the ...
What is the largest planet in the solar system? Understanding the scale of our universe.
The North Star, Polaris, may sometimes only appear ... Get all the news you need in your inbox each morning. Jupiter is the biggest planet in our solar system, according to NASA.