NASA SpaceApps Hackathon Demo - D3 Geo Spherical Mercator Map + Meteorite Landings
start the tutorial by going to TUTORIAL.md
https://data.nasa.gov/view/ak9y-cwf9
(see also: https://data.nasa.gov/data?search=meteorite)
D3 API https://github.com/mbostock/d3/wiki/API-Reference
d3.select / selectAll https://github.com/mbostock/d3/wiki/Selections#d3_select
d3.append https://github.com/mbostock/d3/wiki/Selections#append
d3.data / enter https://github.com/mbostock/d3/wiki/Selections#data
d3.json https://github.com/mbostock/d3/wiki/Requests#d3_json
d3.svg https://github.com/mbostock/d3/wiki/SVG-Shapes
D3 Geo Mercator Projection https://github.com/mbostock/d3/wiki/Geo-Projections#wiki-mercator
Spherical Mercator D3 map example http://bl.ocks.org/mbostock/3757132