How does NASA study our planet? In more ways than you might think! NASA instruments collect data about Earth from the ground, air, and space to better understand our home. 🌎 science.nasa.gov/earth/ | NASA Earth

Dialed in: The Mars Relay Network (MRN) is an international constellation of five spacecraft orbiting the Red Planet that send precious science data from the rovers back to Earth. You can track which spacecraft are transmitting in real time at science.nasa.gov/mars/mars-relay-network | NASA Mars