Who named the nine planets?

Pluto (now a dwarf planet) was discovered in 1930 by Clyde Tombaugh at Lowell Observatory in Flagstaff, Arizona. read more

The names of the nine planets in order are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Many individuals use a mnemonic, or memory device, to remember these names. Pluto used to be considered a planet but is no longer classified as one. read more

Three of the planets in the solar system are currently visible in the night sky in June 2017. They are: Venus, Jupiter and Saturn. read more

The five planets easily visible with the unaided eye (Mercury, Venus, Mars, Jupiter, and Saturn) have been observed for all human history as far as we can tell, and they were called different things by different cultures. The Romans named these planets according to their movements and appearence. read more