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Hydrogen and Helium
Eagle Nebula Orion Nebula
Andromeda, Milky Way These are galaxies ^ Orion Nebula Eagle Nebula
hydrogen and helium. More than just these two elements can be found in stars, though, otherwise we would live in a universe comprised completely of hydrogen and helium.
The noun 'nebula' is singular, a word for one cloud of interstellar gas and dust.There are two accepted forms for the plural: nebulae and nebulas.
Roughly 98% of the solar nebula's mass consisted of hydrogen and helium gases. These two elements are the most abundant in the universe and are the primary components of stars like our sun.
Hydrogen and Helium
Pattern and rhythm are two design elements found in the American flag.
Metals and non-metals are the two primary categories of elements.
There is no such thing as a nebula star.
Lagoon Nebula; Trifid Nebula
Eagle Nebula Orion Nebula
There are two types of elements. They are carbon and hydrogen
The elements are Silicon (Si) and Oxygen (O).
The two primary gases in the Earth's atmosphere are nitrogen and oxygen.
The two common elements found in the sun are Hydrogen and Helium.
group 1 elements