Why it takes so much work to grow plants in space

The following is an extract from our monthly Launchpad newsletter, in which resident space expert Leah Crane journeys through the solar system and beyond. You can sign up for Launchpad for free here.

Perhaps the least pleasant thing about places other than Earth is that they don’t have trees (as far as we know). But scientists around the world are working on ways to grow plants in space and on other worlds, so someday that might…