宇宙的边界在哪里？ where is the cos

2019-1-5

45 宇宙的边界在哪里？

答：宇宙边界分为“空间边界”与“物质边界”，前者为 ∞ ；后者比现在认为的145亿光年半径要大得多，因为存在引力，故理论上有限


（45） where is the cosmic boundary?

Answer：cosmic boundary is divided to “” and “”, the former is ∞ ；the rear would much bigger than 145 hundred million light year, because there is the gravitation, so it has the limitation in theory