They've also looked to distant, younger solar systems still in varying stages of development. (science.howstuffworks.com)
Future research will examine how young solar systems form and change over time. (techtimes.com)
«Even if our formation wasn't triggered by a supernova, the presence of decay products of certain radioactive elements points to a supernova perhaps seeding the already formed young solar system with enriched elements.» (discovermagazine.com)