The “Non-Interference” Provision of Article IX of the Outer Space Treaty and Property Rights

Sometimes when you start a new project or line of inquiry it’s helpful to knock out the deadwood first. Then you can work on the bits that will get you somewhere. I want to understand private property rights in outer space, and lots of people say the Outer Space Treaty forbids a private person’s rights in “real property,” namely, land. Article II of the Outer Space Treaty isn’t deadwood. It forbids national appropriation in outer space. Article IX, however, might be. I want to address it first because I have heard theories floated about how it may protect some property interests.

In law school we learned that property rights were a collection of rights, which one could separate and parcel out. My property professor called them a bundle of sticks. You could have a lifetime interest in a bit of land but no ability to sell it. That’s not the whole bundle, but it’s not nothing. You could lease someone’s land for a year, but then have to leave it. (That’s more of a twig.) Both the lease and the lifetime interest constitute limited property rights. My question then is: does Article IX afford some form of property right, not all of them, necessarily, but some?

It’s always nice, when practicing law, to read what the words say, since they are the best expression of what someone meant. When you’re writing a law or regulation, you’re supposed to say what you mean and mean what you say, so we’ll figure that applies to treaties, too. Given the Supreme Court’s propensity for treating treaties like contracts, this is likely a sound approach. So, what does Article IX say? Continue reading