NASA (free) Get the latest agency news, find the NASA facility nearest you, and catch a seemingly infinite number of videos and images. iOS Android

Space, Astronomy & NASA News (free) NASA’s one-stop app for the latest space news. iOS

Space Images (free) This picture-packed app lets you share the most amazing images on social media. iOS Android

New Horizons (free) Explore Pluto and the outer Solar System through images from NASA’s probe. iOS Android

ISS Live (free) This app makes you feel a part of the International Space Station, with virtual 3D tours and live stream of data. iOS Android

ISS Spotter (free) Find out when the International Space Station will be visible from your roof or backyard, then set an alarm to make sure you can see it. The built-in compass will help your spotting. iOS

NASA Be A Martian (free) This app lets you participate in the current (and future!) missions on Mars, with the latest images and news. iOS Android Windows Phone

Rocket Science 101 This app, created by NASA’s Launch Services Program, lets you build your own rocket for your favorite NASA mission. iOS Android

Earth Now (free) Another app from the Jet Propulsion Laboratory. This one uses maps to visualize recent data from Earth Science satellites, including surface air temperature, carbon dioxide, carbon monoxide, ozone, and water vapor as well as gravity and sea level variations. iOS Android

Images of Change (free) This NASA app lets you see just how Earth is changing, including “then-and-now comparisons of glaciers, wildfire sites, and floods. iOS

NASA 365 (free) NASA events and trivia for each day of the year. See what happened in space on your birthday. iOS Android