Universe is Big 🌍🌌

1 year ago
2
nasa space astronomy science spacex moon universe naturalnusantara apollo earth cosmos

If we assume that there is one planet per star in each galaxy, then there are about 2 trillion planets in the observable universe. However, this is just an estimate. The actual number of planets could be much higher or lower. There are a number of factors that could affect the number of planets in the universe

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