Nebulas
A nebula (Latin for "cloud" or "fog") is an interstellar cloud of dust, hydrogen, helium and other ionized gases. Most nebulae are of vast size, some are hundreds of light years in diameter.
A nebula (Latin for "cloud" or "fog") is an interstellar cloud of dust, hydrogen, helium and other ionized gases. Most nebulae are of vast size, some are hundreds of light years in diameter.