Augusto Carballido is an astrophysicist who has performed research on the early stages of planet formation. He is a fervent advocate of scientific outreach, and he would like to walk on Mars one day. He enjoys scuba diving, mountain climbing and writing. You can follow his blog here.
How did planets originate? This is a question that has puzzled scientists for centuries, but one which they have been able to tackle directly only in the last few decades, thanks to two major developments: breakthroughs in telescope technology and ever-increasing computing power.