My light cone contains 27 stars. Pi-3 Orionis will be reached in in 4 months. – Matt Web explores the outer limits of causality.

Can I get an RSS feed of celestial objects in my light cone please? update: Yes, yes I can. Thank you Matt!

He has also made the source available, but I’m hesitant to peek, as it blows off all the fairy dust. (one of the undiscussed downsides of open source, takes the magic out of computers)