Morning Overview on MSN

Planet 9 mystery deepens: epic discovery or cosmic illusion?

Planet 9 sits at the edge of scientific imagination, promising either an epic expansion of the Solar System or a lesson in ...
Morning Overview on MSN

Planet 9 is still invisible, but the numbers won’t let it go

Far beyond Neptune, something heavy appears to be tugging on the outer solar system, bending the paths of distant icy worlds ...
LAist

If Planet Nine is out there, this telescope might actually find it

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...
CNN

Scientists have fiercely debated the existence of ‘Planet 9’ for a decade. Some say evidence is piling up

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Our solar system ...
Popular Science

Astronomers still haven’t decided if Planet 9 is real

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Almost a decade after astronomers proposed the existence of Planet ...