微波背景辐射双极化: 地球高速穿过宇宙的效应
2022年4月3日 CMB Dipole: Speeding Through the Universe Image Credit: DMR, COBE, NASA, Four-Year Sky Map Explanation: Our Earth is not at rest. The Earth moves around the Sun. The Sun orbits the center of the Milky Way Galaxy. The Milky Way Galaxy orbits in the Local Group of Galaxies. The Local Group falls toward the Virgo Cluster of Galaxies. But these speeds ...