Solar sailing is finally becoming a reality.

There are many outstanding questions as to whether humans could survive as a species over multiple generations in another planetary environment.

The United Nations Office for Outer Space Affairs (UNOOSA) is pursuing a remit to ensure all of humankind can benefit from the use of space.

NASA plans to put humans on Mars in the near future but many obstacles lie ahead.

When scientists began to calculate how much helium-3 there is in the Universe they stumbled upon a problem. As a primordial nuclide, 3He was forged shortly after the Big Bang.