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Light Spectrum Analysis. Different elements reflect different wavelengths of light. Simply put if you look at th different colors of light that is reflected from something you can determine the basic elements it is composed of.

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Are all dwarf planets rocky and made out of ice?

i dont know about all dwarf planets but pluto is


What planets are made out of gas and liquid?

I know that Jupiter, Uranus,Neptune and Saturn are gas planets hope this helps


Are otter planets made out of gas?

i think the question is " are other planets made out of gas" because as far as i know there are no otter planets, although that would be cool. not all planets are made out of gas, some are gas though. neptune is a gas giant, that's just one example though


What planets are large fast moving and made mostly of glass?

No planet is made of glass, as far as I know. The giant planets - Jupiter, Saturn, Uranus, Neptune - are large, and made mostly of gas. However, they are not fast-moving.The inner planets - Mercury, Venus, Earth, Mars - are slow, fast-moving, and made basically of rock.


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.


What planets are rock planets that the just the planets core made from rock?

there are 9 planets


How do the inner planets diffrer from the outer planets?

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What three planets are made of mass?

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What do scientists know about the outside planets?

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What are the two planet groups?

There are the inner, terrestrial planets, also know as the rocky planets. Earth is one of these. Then there are the outer planets, also know as the gas planets or gas giants.


What planets are just made of gases?

Type your answer here... all planets are made of gasses


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.