How well do you know astronomy?

Just answer all the questions!
Quiz by devinmoe26
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Last updated: April 29, 2017
First submittedApril 29, 2017
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Hint
Answer
What is the closest planet to the sun?
Mercury
In this year, pluto was down-graded to a dwarf planet.
2006
Halley's comet comes back every ____ years
75
A cloud of gas and dust in outer space, visible in the night sky
nebula
The Milky Way is this kind of galaxy
Spiral Galaxy
The 4 brightest moons of Jupiter are known as the
Galilean moons
Hint
Answer
This space telescope is planend to launch in October, 2018
James Webb Space Telescope
The closest star to Earth.
The Sun
The closest star to Earth out of our solar system.
Proxima Centauri
The planet with the lowest magnitude in the night sky is..
Venus
Mercury has this many moons
0
The _____ _____theory is the prevailing cosmological model for the universe from the earliest known periods through its subsequent large-scale evolution.
Big Bang Thoery
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