How many exoplanets have been identified till now?

According to NASA there are 3449 confirmed exoplanets from among 4,669 candidates in 2,577 solar systems (as of February 21, 2017). Among the confirmed ones there are 1,264 Ice Giants (a giant planet composed mainly of elements such as oxygen, carbon, nitrogen, and sulfur), 1,043 Gas Giants (planets mostly composed of gases such as hydrogen and helium), 781 Super-earths (planets larger than Earth, but smaller than Uranus or Neptune), 348 terrestrial exoplanets (aka rocky planets, they are composed of silicate rocks or metals) and 13 are yet to be classified.

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