← Celestial Tools
HydrosphereLab Sky Explorer
Satellites + planets above and below your horizon
Use your location to explore GNSS satellites, the Sun, Moon, and planets. On a phone, AR mode uses the camera and device orientation to point you toward objects in the sky.
Full-sphere skyplot
Center = zenith · middle ring = horizon · edge = nadir
Sun / Moon / planets
GNSS satellites reference stars ISS + direction track
dim = below horizon
Heading --°
Elevation --°
Camera-matched AR view (~64° × 50°).