Space station astronauts make pizza 400 km from Earth
Astronauts aboard the International Space Station (ISS), which orbits Earth at an altitude of 400 km, on Friday made pizza after SpaceX delivered over 2,500 kg of food, scientific equipments, and other supplies earlier this month. The current crew of ISS' 55th expedition includes three US astronauts, two Russian cosmonauts and a Japanese astronaut.