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I had no idea that GPS was based upon the locations of quasars. Fascinating.
by revscat 11y ago
I had no idea that GPS was based upon the locations of quasars. Fascinating.
- noselasd 11y agoHere's a bit more info on thathttp://www.nasa.gov/centers/goddard/news/topstory/2009/icrf2.html http://www.nasa.gov/centers/goddard/news/topstory/2009/icrf2...
- chopin 11y agoI wonder why pulsars where not chosen. Are they too nearby for the purpose? Shouldn't they be easier to distinguish than quasars?