SpaceX conducted a Falcon 9 launch on March 14 from Cape Canaveral, carrying Starlink satellites into orbit, coinciding with Pi Day and orbital trajectory calculations involving pi.

Discovered in the Pictor II dwarf galaxy, star PicII-503 has an extreme deficiency in iron—less than 1/40,000th of the sun. This signature makes it the clearest example of a star within a primordial ...