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The inner planets Mercury, Venus, and Mars have been known since ancient times, before history was written down. It wasn't until much later that Earth was found to be a planet as well, and it took a number of people to demonstrate this truth.

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6y ago
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10y ago

As soon as the first living creature with eyes looked into the sky

at night. The inner planets are easily visible at night.

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Q: Who discovered inner planets?
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Related questions

None of the inner planets have what?

none of the inner planets


Why are inner planets different than outer planets?

Inner planets. are inner & outer planets. are outer


List inner planets and why they are inner planets?

The inner planets are Mercury, Venus, Earth, and Mars. They are "inner" because the are the first 4 planets from the Sun.


What is the next thing after the inner planets?

After the inner planets you get the outer planets.


Who has higher density inner planets or outer planets?

Inner planets


What are the inner planets sometimes call?

the inner planets are sometimes called Terrestrial Planets


Is a Jovian planets is call Inner?

Inner planets are terrestrial planets outer are jovian planets


Do the inner planets or the outer planets get more of the sun's energy?

the inner planets


How do you use inner planets in a sentence?

I hesitate to admit that I was raised on one of the inner planets. The inner planets are not gaseous, like the outer planets.


Which group of planets has more in common the inner planets or the outer planets?

All the inner planets are terrestrial planets.


What do the outer planets have that the inner planets do not have?

outer planets are gas giants whille inner planets are just rocky planets. that includes that outer planets have significant amount of mass than the inner planets


Why do you compare outer planets to inner planets?

because inner planets are hot and outer planets are cold