How Far Is Planet Nine?

Josh Welch

Solar system model from a droneHave you heard of the newly proposed "Planet 9"? Why haven't we seen it before?

The answer: Because it is really, really far away! But how far?

Former NASA employee Mark Rober decided to make a video using common household objects and a drone to show us approximately how far the proposed planet is from the sun.

Spoiler alert: It is really, really far! Did I say that already? Well, it is worth repeating.