16K views · 1.5K reactions | In 2020, we're preparing to send humans on long-distance missions to the Moon — and to explore even further beyond. Here's how >> go.nasa.gov/2g53S1b | NASA's Marshall Space Flight Center | Facebook

A slab of sandstone discovered at our Goddard Space Flight Center contains at least 70 mammal and dinosaur tracks from more than 100 million years ago! The find provides a rare glimpse of mammals and dinosaurs interacting. Discover where the dinosaur age meets the space age: http://go.nasa.gov/2FIWFyO | NASA - National Aeronautics and Space Administration