Meteorites show signs of 26 Aluminium (cf. Mike Simms talk) Can only be produced by supernova explosion + decays in few million years (half-life: 700 kyr) Solar System formed near a massive star (i.e. supernova)
rates' + ages + masses) simply by taking images with 3 filters! • IC1396 contains hundreds of new stars, many triggered by the central hot star. • Solar System most likely formed in an environment similar to IC1396.