In the last five years, NASA has discovered over 1,000 planetary systems around nearby stars, but the systems we're finding aren't much like our own solar system, and one of the questions we face is is it just that we haven't been looking
a todos estos datos. En los últimos cinco años, la NASA ha descubierto más de 1 000 sistemas planetarios alrededor de estrellas cercanas, pero los sistemas que encontramos no se parecen mucho al nuestro,