Traditionally, an astronomer directly observed the stars, but nowadays some astronomers instead use data automatically generated by properly programmed telescopes or satellites.
I am an astronomer.
I'm studying to become an astronomer.
The astronomer studied distant galaxies using a powerful telescope.
The astronomer's observations proved that cephid variable stars would pulsate in a regular cycle
How would you like me to put that in a sentence?
The astronomical star looked like it could be a planet because of its enormous size.
A astronomer would look at stars planets and the moon.
Here is a sentence with adverse in it.
At the end of this sentence we had to put a period.
Example sentence - The transmission in the truck would not shift correctly.
Carl Sagan was a noted astronomer.
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