
The First Exoplanet Discovered: A Zombie World
Today we know of over 4000 exoplanets, or extrasolar planets: worlds orbiting around stars not our sun. But in 1992, possibly the first exoplanet ever discovered came in the form that scientists did not expect. It was a pulsar planet, or a zombie planet, formed from the matter and debris in the aftermath of an exploding star. In the 70s and 80s there had been exoplanets theorized and mathematically calculated by the strange behavior of stars. But it wasn’t until 1992 that