As a result, the California Institute of Technology's Professor Mike Brown, who led the team that found Eris, has since been named "the man who killed Pluto." Worried that we might end up with too ...

Best known for driving demotion of Pluto to dwarf planet, astronomer Mike Brown discusses the next horizons in our solar system, including the hunt for the elusive Planet 9. This article was ...

The cosmos is filled with wonders yet to be discovered. One of the latest mysteries captivating scientists and space ...

Pluto never really fit in with the other planets ... We constantly observe close calls with asteroids in and near Earth orbit. Mike Brown, professor of planetary astronomy at Caltech in Pasadena ...

Pluto was discovered in 1930 by Clyde Tombaugh ... This caused a public outcry. CalTech astronomer Michael Brown, whose work helped bring about the demotion, got angry e-mails from schoolchildren ...

Pluto the planet came first ... and Eris). Astronomer Mike Brown, discoverer of most of those dwarf planets, argues more than 700 other objects could be considered planets depending on how ...