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Because we can see the nearest planets through telescopes and for those much further away we can detect them by their effect on other planets and stars.
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∙ 13y ago
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What other planets can people live in?
None that we know of.
Why are there 8 planets but nobody lives there?
People live on Earth, but the other 7 major planets are uninhabited as far as we know. Lack of liquid water and lack of protection from radiation are factors for those other planets.
Is their other planets that have life on them?
NO- People have found water on other planets but there is no life there.
What are some purple planets from other solar systems?
We do not know. Although we have detected planets in other solar systems, we do not know what colors they are.
Is it true that Tycho Brahe came to the wrong conclusions about the motions of the planets?
As far as I know, Tycho Brahe made detailed observations of the planets' positions; he did NOT draw conclusions from that. Conclusions were drawn by other people, especially Kepler and Newton.As far as I know, Tycho Brahe made detailed observations of the planets' positions; he did NOT draw conclusions from that. Conclusions were drawn by other people, especially Kepler and Newton.As far as I know, Tycho Brahe made detailed observations of the planets' positions; he did NOT draw conclusions from that. Conclusions were drawn by other people, especially Kepler and Newton.As far as I know, Tycho Brahe made detailed observations of the planets' positions; he did NOT draw conclusions from that. Conclusions were drawn by other people, especially Kepler and Newton.
Why was the invention of the telescope impotant?
Probably because without telescopes people wouldn't know that there were other planets (except that in addition to Earth, you can see five other planets without a telescope, but hey . . .)
Are there other people on other planets?
No. I don't think so. If they do they would have to keep their helmet and spacesuit on. there is absolutely no air in space what so ever. There are so many planets in the world. In conclusion there is to assume that there are millions of earths in outer space. Nope! Incorrect response! At the least, there is to guess, that it is different.
Where are the planets found?
Orbiting stars. We know of eight planets orbiting our Sun, and we know of over 300 planets orbiting other stars.
Why do people want to explore other planets?
they want to see why other planets are differant from earth and want to learn and study other planets!
Who knows about the planets of our solar system?
Many astronomers, historians, regular people, and scientisis know about the planets in our Solar system.
Is there any other life on any of the planets that you know of?
We don't know about any other other place, besides Earth, that harbors life. But many scientists think that there is life on other planets.
How much planets do we now?
We know of eight (8) in our solar system, and we know of a few hundred other stars that have planets although we can't actually see the planets.
