About Outer Space

There are few things more deeply fascinating than outer space – whether it be its unfathomable vastness, its relative mystery, or its exciting potential. From the planets of our Solar System and beyond, the Outer Space portal seeks to educate about known celestial bodies and what exists in between them, from the gas giants, to the ice giants to the planets with the most moons. 

Outer Space Fun Facts

Which Countries Have Been On The Moon?

The United States is the only country to have ever put people on the moon. However, Russia (the USSR), Japan, China, the European Space Agency, and India have all made visits to the moon via probes.

Which Countries Have Been On the Moon?

Which Countries Have the Most Space Travelers?

62% of the world's space travelers, represented by 335 individuals, have come from the United States. Other following countries include Russia, Germany, China, and Japan.

Countries With The Most Space Travelers

Which Country Exports the Most Aircraft?

The United States exports more aircraft than anywhere else in the world, at around 131 billion.

Top Aircraft, Space Craft, And Aeronautics Parts Export Countries

What is Space Junk?

Space junk, also called orbital debris or space trash, is a collection of objects made by humans that are in orbit in space. A huge number of these objects were part of humanity's expeditions into space, and some are bits and pieces of material formed when human-made objects collide with other solar objects. These materials range in size, from some as small as 0.4 inches to some as big as 4 inches and there are estimated to be as many as 170 million objects in space.

What Is Space Junk? Space Junk Definition

What Was the Skylab Mutiny?

On December 28, 1973, the three-man crew of Skylab 4 held a day-long mutiny, which is the only strike to have occurred in space.

The Skylab Strike: Mutiny in Space