Scientists are making a provocative case in a new paper out this month: Sex in space is going to happen sooner rather than later, and it’s about time people started preparing for it. They contend that space sex could happen even within the next decade. The industry needs to discuss how to handle the issue now, they argue, including studying any potential risks that space could have on related matters like conception.

The team’s argument was presented in a green paper released late last week. It’s authored by space-related scientists and clinicians from the U.S., Europe, and South America. Their premise is simple enough.

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The space tourism industry is on the brink of commercial reality. Over the next ten years, the group posits, people with enough resources will regularly pay private companies to go on space flights that can last for days or weeks. And with human nature being the way it is, some of these customers will inevitably try to knock boots where no boots have been knocked before.

Read more: Gizmodo