A space suit costs
You can't cry on space because your tears won't ever fall.
According to astronauts, space smells like seared steak, hot metal and welding fumes.
In 1962, the U.S. blew up a hydrogen bomb in space that was 100 times more powerful than Hiroshima.
Astronauts on the International Space Station witness around 15 sunrises and 15 sunsets every day.
The International Space Station is the most expensive object ever built, at US$150 billion.
A sample of Sir Isaac Newton's apple tree was sent into space to 'defy gravity.'
In 1977, we received a signal from deep space that lasted 72 seconds. We still don't know how or where it came from.
The International Space Station is as roomy as a five-bedroom house and travels at 17,500 mph.
Most astronauts become two inches taller in space.
There is a water reservoir floating in space that is equivalent to 140 trillion times all the water in the world's ocean.
On the International Space Station, urine passes through a special water treatment plant that turns it into drinking water.
Inside an astronaut's helmet there is a velcro patch that serves as a scratcher.
NASA is developing 3D printed pizzas for astronauts.
NASA scientists have discovered stars that are
cool enough to touch.
cool enough to touch.
The International Space Station is about the size of a football field.
Saturn's rings are not solid. They are made up of bits of ice, dust and rock.
Floating cities above the clouds of Venus may be our best bet for becoming a two-planet species. Conditions there are so similar to Earth a human wouldn't need a pressurized suit, the gravity is similar and transit times are shorter than to Mars.
Humans can live unprotected in space for about 30 seconds if they don't hold their breath.
To our eyes, in space, the sun would appear white, not yellow.
Tortoises Orbited the Moon Before Astronauts Did: They Were Sent to Test a Russian Space Probe.
The Great Wall of China is not visible from space, but China's air pollution is.
The first man-made object in space was the German V2 rocket.
North Korea's space agency is called "NADA", which in Spanish means "nothing."