Starting from the sun and moving outward we have Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto, but bear in mind that Pluto has been reclassified as a dwarf planet, so the...
There are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. There are now seven of them because Pluto is not a planet any more. Nor the Sun.