Astronomer articles
What did Edwin Hubble notice about the movement of galaxies?
What were Percival Lowell's observations on Mars?
Who has a telescope named after him?
What is Edwin Hubble remembered for?
What is Edwin Hubble's legacy?
Who thought there were canals on Mars?
What do astronomers use to measure star masses in binary star systems?
What does an astronomer measure?
What measurement do astronomers use?
Why do astronomers use astronomical units AU instead of kilometers/km?
Why do astronomers have difficulty looking at distant stars?
Why can it be difficult for astronomers to make observations of distant galaxies?
How have astronomers determined that the Sun rotates on its axis?
How do astronomers know the Sun rotates?
Why do astronomers use AU instead of km?
How do astronomers measure the size of planets?
What unit of measurement do astronomers use?
How do astronomers determine the size of a planet using the transit technique?
How do astronomers think the four Galilean moons of Jupiter formed?
How much does SpaceX pay astronomers?
What is the astronomical system of unit?
What is the astronomical unit AU and how is it used?
What is the astronomical system of units CSS?
How do astronomers detect distant galaxies?
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