THEY DISCOVOR STUFF like stars and planets
Telescopes have helped discover many things in space that are not visible such as some of the outer planets of our solar system.
you can travel up in a spaceship!! and there is a fact that we have space telescopes satilites all above to
Yes, the earliest telescopes made things look thousand of times closer than they were, and modern telescopes still do that.
One reason for sending telescopes into space is so that people can get a better look at the stars the second reason for this is so that scientist can discover more about stars.
We can see more stuff.
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Modern Marvels - 1994 Observatories Stonehenge to the Space Telescopes 3-3 was released on: USA: 8 June 1997
Either by actually seeing it with telescopes, or by seeing the effect that it's gravity has on nearby objects.
Scientists use telescopes to observe and study objects in the sky, such as stars, planets, galaxies, and other celestial bodies. Telescopes allow scientists to gather important data, study the properties and behavior of these objects, and make new discoveries about the universe.
Telescopes, Space missions, probes all help scientists discover more about the moon.
I would suppose that the scientist with the super powered telescopes would discover planets before the astronauts would.
No exact number is known. Certainly many billions of them