Planetarium

Online planetarium, showing the stars, planets and nebulae of the night sky.

Sky charts

Full-sky charts of what can be seen in the night sky

Orrery

3D online orrery which can be rotated and zoomed

Weather forecast

Astronomical weather forecasts, available for any location

Object-Finder Charts

Charts of the motion of the solar system bodies across the night sky

The Universe in 3D

3D map of the Universe, showing the nearest stars, clusters and galaxies to the Sun

Rising/Setting Times

Chart of the rising and setting times of the Sun, Moon and planets

Custom graphs

Create your own charts of the positions and sizes of astronomical bodies

The Earth in Space

3D view of the day and night sides on the Earth

Day/Night Maps

World map showing where it is presently daytime, night time, or twilight

Satellite Finder

Live map of where satellites currently are, and where they appear in the night sky

Rotation of the sky

Model of how the sky rotates through the night