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1. |
[adj-no,n]
{astronomy}
▶ extrasolar ▶ trans-Neptunian ▶ outside the solar system |
3. | A 2021-12-03 20:16:27 Jim Breen <...address hidden...> | |
2. | A* 2021-12-03 14:55:42 | |
Diff: | @@ -15,0 +16 @@ +<gloss>outside the solar system</gloss> |
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1. | A* 2021-12-03 05:32:07 Marcus Richert <...address hidden...> | |
Refs: | https://news.yahoo.co.jp/articles/391d4527b922 cd2bc5b1d5e1d3d80eeb54ba9df0 太陽系外の惑星を探索する米衛星「TESS(テス)」や欧州南 天天文台の大望遠鏡による観測により、この惑星「GJ367b」 は半径が地球の72%、質量が55%で、密度は純粋な鉄に近い と判明。 |