1 E+9 m

Orders of magnitude (length) in E notation
1 E-24 m 1 E-23 m 1 E-22 m 1 E-21 m 1 E-20 m 1 E-19 m 1 E-18 m 1 E-17 m 1 E-16 m 1 E-15 m 1 E-14 m 1 E-13 m 1 E-12 m 1 E-11 m 1 E-10 m 1 E-9 m 1 E-8 m 1 E-7 m 1 E-6 m 1 E-5 m 1 E-4 m 1 E-3 m 1 E-2 m 1 E-1 m	1 E0 m 1 E+1 m 1 E+2 m 1 E+3 m 1 E+4 m 1 E+5 m 1 E+6 m 1 E+7 m 1 E+8 m 1 E+9 m 1 E+10 m 1 E+11 m 1 E+12 m 1 E+13 m 1 E+14 m 1 E+15 m 1 E+16 m 1 E+17 m 1 E+18 m 1 E+19 m 1 E+20 m 1 E+21 m 1 E+22 m 1 E+23 m 1 E+24 m 1 E+25 m 1 E+26 m
^↓/↓

To help compare different distances this page lists lengths starting at 10⁹ m (1 Gm or 1 million km).

1,400,000 km — Diameter of Sun
1,500,000 km — Expected orbit from Earth of the James Webb Space Telescope
2,190,000 km — Closest approach of Comet Lexell to Earth, happened on July 1, 1770; closest comet approach on record
4,200,000 km — Diameter of Algol B
5,000,000 km — Closest approach of Comet Halley to Earth, happened on April 10, 837
5,000,000 km — Size of the arms of the giant triangle shaped Michelson interferometer of the Laser Interferometer Space Antenna (LISA) planned to start observations in or around 2015.
7,900,000 km — Diameter of Gamma Orionis
9,000,000 km — Estimated diameter of the event horizon of Sagittarius A*, the supermassive black hole in the center of the Milky Way galaxy