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5 all visible in the sky. Mercury, Venus, Mars, Jupiter and Saturn. 6 if you include the Earth

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16y ago

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Related Questions

How many planets have been discovered in space?

230


What planets were discovered first?

Earth, then Jupiter, Saturn, Venus, and Mars.


Are the stars in the sky different planets and moons we have not discovered yet?

No. We know what the stars are. They are not planets. They are distant suns, many of which do have undiscovered planets.


When were the planets in the solar system discovered?

they were discovered millions and millions of centuries ago and no use of thinking about it now,instead we can try to discover many other planets at present


Did Galileo find any other planets?

No. He discovered great moons, which, had they not been orbiting planets might have been considered planets themselves, but the first new planet since antiquity was Uranus, discovered by Sir William Herschel.


What was surprising about the extrasolar planets that were discovered?

The surprising thing to me is how MANY extra-solar planets have been discovered. Considering the limitations of the Kepler Space Telescope's design, this indicates that there may be planets around a majority of the stars.


How many planets have been discovered orbiting around the sun?

NINE!!


Who discovered the first planets?

I would imagine the first humans who walked the Earth. The planets Mercury, Venus, Mars, Jupiter and Saturn can all be seen with an unaided eye. They were, then, called Wandering Stars as they "seemed" to wander the skies unlike the "fixed" stars.


What are Uranus features?

Two of them are the third of gas planets and the first discovered in modern times


Who discovered that it was the pull of the suns gravitational attraction that kept the planets in order?

I think this is called the Heliocentric Theory and was first discovered by Copernicus.


How many planets were there in 1776?

There were 6 known planets, Uranus and Neptune weren't discovered yet.


Kepler discovered the planets orbit are elliptical not?

Kepler discovered that the planets orbit the Sun in elliptical shapes, not in perfect circles as previously believed. This finding is summarized in Kepler's first law of planetary motion.