活動 - Discover The Universe
Get a clear image of the planet
Jupiter is 365 million miles away from Earth and the blue telescope is needed to see it. On the other hand, Saturn is 745 million miles away from Earth and needs the yellow telescope to see it. The number on the colored cell represents the distance to the planet that Robo noticed. To get a clear picture of that planet, Robo needs to get the right telescope and drop it on the colored cell.
Get a clear image of the planet
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