Browse an exciting collection of scientific, historical and cultural facts about space, galaxies, the planets and other objects in the solar system. The latest discoveries, space-related features, graphics and …

The initial “glow” of the Big Bang can be seen throughout space today as the cosmic microwave background radiation (CMB). Because the universe has now expanded out beyond 13.7 billion light …

Galaxy Facts A galaxy is a massive, gravitationally bound system that consists of stars, stellar objects (such as brown dwarfs and neutron stars), nebulae, an interstellar medium of gas and dust, black …

When you look at a star (or any object in space) you are seeing how it looked in the past. The Sun appears as it was 8.5 minutes ago. The view of Alpha Centauri is 4.3 years old, while the …

Jul 30, 2012 · A collection of cool facts about the Sun and all the planets in our solar system (sorry Pluto). The Sun makes up 99.86% of the Solar System’s mass. Mercury is named after the Roman …

Planet Facts There are 8 planets in our solar system, they are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Planets in our solar system can be divided into two main groups, …

Solar System Facts The solar system was formed approximately 4.6 billion years ago by the collapse of a giant molecular cloud. The mass at its centre collected to form the Sun and a flat disk of dust …

Sun Facts The Sun is the star at the centre of our solar system. It is an almost perfect sphere of super-hot gases whose gravity holds the solar system together. The energy produced by the Sun is …

Facts about the Gas Giants The gas and ice giant planets take longer to orbit the Sun because of their great distances. The farther away they are, the more time it takes to make one trip around the Sun. …

Saturn Facts Best known for its fabulous ring system, Saturn is the sixth planet from the Sun and the second largest in our solar system. Like Jupiter, Saturn is a gas giant and is composed of similar …