Statistics for Space General Knowledge Quiz #1

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Question	Answer	% Correct
What is the approximate age of the universe?	13.8 Billion years	72%
Which is the densest?	Black Hole	64%
What actually led to astronomers in the 19th century predicting and discovering an 8th planet?	Disturbances in Uranus' orbit that couldn't be explained by Newtonian gravity	64%
What would happen if the moon orbited much closer to the earth	It would crumble due to the Roche limit of the earth and form beautiful rings around the earth	57%
Who first used a telescope to see Neptune?	Galileo Galilei	54%
What is the Kármán line?	A hypothetical altitude above The Earth's surface that draws the boundary between the upper atmosphere and space	53%
How fast can a mass theoretically accelerate to?	<299,792,458m/s	47%
What is the closest red dwarf star to sol?	Proxima Centauri	43%
What supercluster contains the milky way and it's neighbours?	Laniakea Supercluster	39%
Who predicted the existence of Neptune using mathematics?	Urbain Le Verrier	36%
How many rings does Saturn have?	7	28%
What is the brightest star in the sky?	Sol	19%
What is the largest exoplanet ever discovered?	TOI-849b	11%