The Universe - Nebulas
A nebula is an interstellar cloud of dust, hydrogen gas, helium gas
and other ionized gases. Originally nebula was a general name for any
extended astronomical object, including galaxies beyond the Milky Way.
Nebulae often form star-forming regions. Formation: many nebulae or
stars form from the
A nebula is an interstellar cloud of dust, hydrogen gas, helium gas
and other ionized gases. Originally nebula was a general name for any
extended astronomical object, including galaxies beyond the Milky Way.
Nebulae often form star-forming regions. Formation: many nebulae or
stars form from the
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