astronomicalwonders: The Helix Nebula - NGC 7293 The Helix Nebula (NGC 7293) is a large planetary nebula located in the constellation Aquarius. The Helix Nebula’s estimated distance from earth is about 215 parsecs or 700 light-years. The Nebula has
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astronomicalwonders: The Helix Nebula - NGC 7293 The Helix Nebula (NGC 7293) is a large planetary nebula located in the constellation Aquarius. The Helix Nebula’s estimated distance from earth is about 215 parsecs or 700 light-years. The Nebula has
