about like 200 something like that
Rocks are to geologists as stars are to astronomers.
Women astronomers are called astronomers, just like their male counterparts. The term "astronomer" does not change based on gender.
Astronomers use luminosity to measure the total amount of energy a star emits in all directions. By knowing a star's luminosity, astronomers can calculate its distance, size, and temperature. Luminosity helps astronomers understand the life cycle of stars and their evolution.
How do they measure what?
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Astronomers typically work eight hours a day.
The observations made at Stonehenge were of a simple kind carried out for the religious and ritual practices of the people.
Usually, no, although there are exceptions to the general rule. Based on recent studies of the religious beliefs of scientists from a variety of fields, most scientists are significantly less religious than non-scientists.
Billions. (rounded)
All astronomers are scientists.All astronomers are scientists.All astronomers are scientists.All astronomers are scientists.
There are 88 constellations recognized by astronomers right now.
Many people consider the first astronomers to be the first humans that ever looked up at the night sky and wondered what was really up there. So cavemen were probably the first astronomers.
There were many famous ancient astronomers, and astronomers from hundreds of years ago (not exactly ancient. but vital to our present understanding of astronomy). They include:HipparchusPtolemyCopernicusGalileoEudoxusThere were also many Egyptian, Mayan, and Chaldean astronomers whose names have been lost over time.
Mainly astronomers. But cosmologists and astrophysicists will also be interested in outer space.
astronomers have discovered 3, of which Charon is the biggest
EARLY astronomers primarily used mathematics; that's why so many "early astronomers" are described as "mathematician and astronomer". Until the invention of the telescope in the early 1600's, there were no astronomical tools beyond the octant.
Some 493 space travelers are known.