Observation Guide
Sky Tonight: Your Live Guide to the Cosmos
Wondering what that bright light in the sky is? Our real-time stargazing tools help you identify planets, stars, and celestial events occurring right now. From moonrise times to interactive 3D solar system maps, we provide the data you need to master the night sky.
2026 Eclipse Hub
The main command center for the August 12, 2026 total solar eclipse. Track the path across the Atlantic.
MISSION CONTROLSpain Viewing Guide
Detailed path data for the sunset totality in Spain, including Madrid, Barcelona, and Mallorca.
SUNSET PATHIceland Viewing Guide
The zone of maximum totality. Find the best spots in the Westfjords and Reykjavik area.
MAX TOTALITYGreenland Viewing Guide
First contact! Experience the eclipse over the pristine Arctic ice and giant fjords.
ARCTICWhat Can I See In The Sky Tonight?
A personalized list of planets, stars, and satellites visible from your location right now.
TOP CHOICEWhat Was That Light in the Sky?
Identify mysterious moving objects, bright flashes, and unexpected satellites overhead.
IDENTIFIERSolar Storm Forecast
Real-time geomagnetic indices and aurora visibility tracking for high and mid-latitudes.
AURORAWhere is the Milky Way Tonight?
Live position guide and core visibility windows for photographing our galaxy.
GALAXYPlanets in Order from the Sun
Quick reference guide detailing the layout, distances, and characteristics of our solar system.
SOLAR SYSTEMInteractive 3D Map of Jupiter’s Moons
Interactive 3D map of the Galilean moons: Io, Europa, Ganymede, and Callisto.
INTERACTIVEWhere Is The Sun Right Now?
Track the Sun’s current position, solar noon, and day length data.
SOLARMeteor Shower Tracker
Peak dates and viewing guides for the Perseids, Geminids, and more.
UPCOMINGConstellation Finder – Star Map Tonight
Identify major constellations and deep-sky objects in your night sky.
STAR MAP