Point your phone toward the heavens and instantly name every star, planet and constellation above you — in real time, richly detailed, and fully offline.
Point and identify stars, planets and the Moon for any date, time and place on Earth.
Browse nebulae, galaxies, clusters and bright stars in stunning detail with limitless zoom.
Switch line styles and artwork from sky traditions and cultures around the world.
Follow artificial satellites in orbit — including the ISS and bright overhead passes.
Inspect detailed 3D models of the planets and their major moons up close.
Red-tinted display protects dark adaptation, and a compact dataset works fully offline.
Free to download. Millions of stars, planets and deep-sky objects — right in your pocket, wherever you look up.