RT @Learn_Things: Very cool: The Kepler multi-planet systems, 1705 planets in 685 systems on the same scale as the Solar System! https://t.… 0 atbildes
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Mārtiņš Galvanovskis (2016-12-15 08:25:20) |
RT @Learn_Things: Very cool: The Kepler multi-planet systems, 1705 planets in 685 systems on the same scale as the Solar System! https://t.… | |