Astronauts aboard the International Space Station watch the sun rise and set roughly 16 times every 24 hours, a rhythm so ...
Russian cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev worked to install and retrieve science experiments while on a spacewalk outside the ISS on May 27.
The International Space Station has been in orbit for more than 25 years. Here's how to regularly spot the outpost from Earth.