It’s surprising that humans have maintained a continuous presence in space for so long, and on a structure so complex. On a clear night, it looks like a bright, fast-moving star. It’s surprising that ...

Sound as we know it does not exist in space. That’s because, on Earth, sound mainly travels to our ears via vibrating air molecules. Because space is a vacuum, meaning there is no matter at all ...

From fiery 'blood moons' to ancient legends, discover the surprising science and history behind lunar eclipses.

An curved arrow pointing right. Space is so unfathomably large and so unbelievably weird, that it can sometimes be difficult to convey basic facts. For example, you can fit all of our solar system ...

NASA's International Space Station (ISS ... the ISS is filled with a treasure trove of interesting and surprising facts, ranging from the day-to-day struggles of life in microgravity to innovative ...

1. The ISS orbits the Earth at an altitude of around 400 kilometres, completing one rotation every 93 minutes. This allows it to experience 16 sunrises and sunsets every day ...

An curved arrow pointing right. Space is so unfathomably large and so unbelievably weird, that it can sometimes be difficult to convey basic facts. For example, you can fit all of our solar system ...