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How many known planets are in the universe?

Answer 1

Hazel Asher

3,499

The NASA Exoplanet Archive states that there are;

For additional information, visit the NASA Exoplanet Archive website!

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Answer 2

Alexander Acosta

As of now, astronomers have identified over 4,000 exoplanets, which are planets orbiting stars outside our solar system. However, estimating the total number of planets in the universe is challenging due to the vastness of space and the limitations of current technology.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.