34K views · 808 reactions | Moving a 6,000-pound spacecraft is tricky, like when we maneuvered NASA's Europa Clipper spacecraft into JPL's thermal vacuum chamber, where teams simulated the conditions it will experience in space. Up next: Moving the spacecraft from our California clean room to NASA's Kennedy Space Center in Florida. | NASA Jet Propulsion Laboratory | Facebook

12K views · 307 reactions | How do we make sure to avoid contaminating other worlds with Earth microbes? 裂 It's called "planetary protection," and the Europa Clipper Mission team has been working to keep the spacecraft super clean for the last six years. Here's a behind-the-scenes look at the process: | NASA Jet Propulsion Laboratory | Facebook