Comparing the masses of the given planets: - Neptune: approx. 1.02 x 10^26 kg - Jupiter: approx. 1.90 x 10^27 kg (most massive in the solar system) - Mars: approx. 6.42 x 10^23 kg - Mercury: approx. 3.30 x 10^23 kg Comparing these values, Mercury has the smallest mass. In fact, Mercury is the smallest planet in the solar system both in terms of mass and radius.
Which of the following planets of our solar system has least mass?
Asked in UPSC CDS 1 2019 · Topic: The Solar System (Planets: Classification (Terrestrial and Jovian), Orbital Characteristics)
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