2 ms·

IMO light-seconds is actually a really nice unit for interplanetary distances. 1AU ~= 500ls. Not only is the scale nice for human arithmetic, but it serves a du

IMO light-seconds is actually a really nice unit for interplanetary distances. 1AU ~= 500ls. Not only is the scale nice for human arithmetic, but it serves a dual purpose of also telling you the light delay.

duxup 8y ago
Oh man that is nice.
adrianN 8y ago
Lightnanoseconds are a useful measure in everyday life as well. A lightnanosecond is about 30cm, or 1 foot. https://www.youtube.com/watch?v=1-vcErOPofQ&feature=youtu.be&t=275 https://www.youtube.com/watch?v=1-vcErOPofQ&feature=youtu.be...