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Because you study earth and science and astronomy is study of stars and planets. So I think astronomers are a scientist of earth dont you!:)
Impact by asteroids.
Our Solarsystem
A solar flare, I think
I don't think that "refreshing" is a common term in astronomy. If you mean "redshift", please ask a separate question.
The Milky Way was named when the early astronomers looked up at the night sky and saw a milky band of dim stars going across the sky.
The very center is believed to contain a very powerful black hole.
Astronomers believe that black holes exist in the center of every universe. They even think that there may be a black hole in the center of our galaxy, the Milky Way
Astronomers think Pluto is a dwarf planet. And they're right.
i think that there is a milky way
No. There are almost no astronomers that think Pluto is a planet. They know it's officially a dwarf planet.
Scientists think the milky way is stars, planetoids and other matter.
One theory suggests that a black hole (a collapsed star with immense density) is located in the center of the galaxy. Another theory suggests that there's a wormhole leading to a whole other universe or dimension.
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Astronomers have decided that Pluto does not meet the definition of a planet.
No. Not really. I think you are think of a solar flare.
milky way buts its an opinion it depends what u think but to me its milky way