ブーメラン星雲
1. Boomerang NebulaThe Boomerang Nebula (also called the Bow Tie Nebula) is a protoplanetary nebula located 5,000 light-years away from Earth in the constellation Centaurus. The nebula is measured at 1 K, the coolest place currently known in the Universe to have formed naturally. The Boomerang Nebula was formed from the outflow of gas from a star at its core. The gas is moving outwards at a speed of about 164 km/s and expanding rapidly as it moves out into space.
Read “Boomerang Nebula” on English Wikipedia
Read “ブーメラン星雲” on Japanese Wikipedia
Read “Boomerang Nebula” on DBpedia
Read “Boomerang Nebula” on English Wikipedia
Read “ブーメラン星雲” on Japanese Wikipedia
Read “Boomerang Nebula” on DBpedia
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