Let's find out! Space

Describes objects in the sky, including stars, galaxies, comets, artificial satellites, black holes, rainbows, and more.

Describes the Milky Way Galaxy, its size, shape, age, and more.

Explains how people have seen pictures in the sky for thousands of years, calling these star patterns constellations, and gives the modern list of constellations and when they are visible.

Explains about planets, different types, planet formation and evolution, orbits, seasons, and more.

Describes the Sun, including how it warms the Earth, the seasons, the Sun's atmosphere and core, and more.

Introduces moons, satellites, and planets.

Explains how people have seen pictures in the sky for thousands of years, calling these star patterns constellations, and gives the modern list of constellations and when they are visible.