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All of them , including Earth. !!!!
Because the local environment of each planet is so different from Earth, we , humans, cannot survive on them. I include Earth, because people can be killed by geophysical activity , earthquakes, etc., also being bombarded by asteroids/comets.
lenpollock
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How many planets are ther?
There are 8 planets.
How many types of planets are in space?
There are 7 main classification of Planets. They are classified into the following groups; * Inferior Planets * Superior Planets * Inner Planets * Outer Planets * Terrestial Planets, * Jovian Planets * Gas Giants
How many planets were there?
There were 9 planets.
Are there any other planets we don't knoe about?
There are many other planets in many other galaxies.
How many planets in the solar system are terrestrial planets?
1...Earth
Would it be dangerous if the planets stopped orbiting the sun?
probaly
What planets are dangerous?
All of them in one way or another. This includes Earth.
Is it possible that some planets have life on them and suggest a reason why we are unlikely ever to visit these life forms.?
the planets containing life form other than earth may have a dangerous species, or the planet itself may be dangerous.
What's the most dangerous planet?
It's definitely Mercury...or Venus...or one of those giant planets. Mars is pretty dangerous too.
How many planets are there that can be dangerous?
As long as you stay here on Earth, no other planet poses any danger to you.But if you were to go to any other planet, you couldn't survive there.
How many planets are ther?
There are 8 planets.
How many planets involve around your sun?
8 planets and explanet pluto.
How many girl planets and how many boy planets are there?
7 boys 1girl
How many new planets?
there is 7 new planets
How many planets are in the earth group?
4 planets
What type of technology used in dangerous space missions to study far away planets?
huble telescope
How many types of planets are in space?
There are 7 main classification of Planets. They are classified into the following groups; * Inferior Planets * Superior Planets * Inner Planets * Outer Planets * Terrestial Planets, * Jovian Planets * Gas Giants
