https://en.wikipedia.org/wiki/Orders_of_magnitude_(area)
List of orders of magnitude for areas 10 15 to 10 26 square metres.; Factor (m 2) Multiple Value Item 10 15: 1 peta square meter P(m²) : 1,000 Mm 2: Surface area of the white dwarf, Van Maanen's star: 7,600 Mm 2: Surface area of Neptune: 10 16: 43,000 Mm 2: Surface area of Saturn: 61 000 Mm 2: Surface area of Jupiter, the "surface" area of the spheroid (calculated from the …