appr 90%hydrogen (H2)appr 10%helium (He)Tracemethane (CH4)
ammonia
hydrogen deuteride(HD)
ethane
water
Jupiter is mainly composed of helium and hydrogen, just like a star.
We have nothing to worry about when it comes to it actually becoming a star, as it's way too cold there.
There is a large file on Jupiter's composition and other facts - in Wikipedia !
Jupiter is mostly gasses- 75% hydrogen 25% helium
Jupiter has no surface. It is a gas giant.
Jupiter is composed of mostly liquid metallic Hydrogen, some Helium, and molecular Hydrogen. There are thought to be a mixture of elements in the core.
but head
Jupiter is composed of tiny rock fragments and dust.
hydrogen and helium
Jupiter is about the size of 300 Earths put together.
90percent hydrogen 10percent helium
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Jupiter's atmosphere is comprised of about 90 percent hydrogen and 10 percent helium. Jupiter is a gas giant and has no real solid surface.
The planet Jupiter has no crust... It is a 'gas giant' - the gaseous composition being held in place by an immensely powerful magnetic field.