Siding Spring Observatory

Four Candidates For Planet 9 Located

A concentrated three-day search for a mysterious, unseen planet in the far reaches of our own solar system has yielded…

8 years ago

It Looks Like These Are All the Bright Kuiper Belt Objects We’ll Ever Find

The self-professed “Pluto Killer” is at it again. Dr. Michael Brown is now reminiscing about the good old days when…

10 years ago