EDSM (Elite Dangerous Star Map) was at first a community effort to store and calculate systems coordinates around the Elite: Dangerous galaxy.
It is now the main API used by dozens of software and websites to find systems, coordinates, information (governement, allegiance, faction...) and celestial bodies (types, materials...).
EDSM has become a must-have for all respectable explorers, and commanders in the galaxy, with it you can:
44,768,959 systems stored.
42,121,909 have known coordinates.
5,408,203 have locked coordinates.
128,629,493 celestial bodies stored.
1,653,290 distances stored.
1,730 routes shared.
120,373,831 entries in 55,671 flight logs
17,513 entries in 3,879 logbooks
0.011192% of the galaxy has been discovered on EDSM, it will take 38,504 years, 0 months, 19 days to discover it entirely.
Current known galactic population: 6,632,509,606,849
Current commodities stock in galactic market: 112,642,007,631 t