The International Space Station and the docked space shuttle Endeavour orbit Earth during Endeavour's final sortie on May 23, 2011.
Paolo Nespoli - European Space Agency/NASA via Getty Images

Russia's space carpool delivers Scott Kelly to earth

Mar 2, 2016
Russia gives our astronauts rides in return for other space services ... and cash.
Members of NASA support team help International Space Station (ISS) crew member Scott Kelly of the U.S. to get off a helicopter on arrival from the landing site at the airport of the town of Dzhezkazgan, Kazakhstan, on March 2, 2016.

Can private companies keep the space station supplied?

Jul 15, 2015
Failed missions to the ISS leave NASA and researchers with the bill.

NASA's unmanned test flight is a step toward Mars

Dec 4, 2014
It’s also a reminder that U.S. astronauts have to hitch a ride to the International Space Station.

Rocket explosion puts focus on private sector's role in space

Oct 29, 2014
Companies like Orbital Sciences and SpaceX ferry cargo to the International Space Station for NASA. Many are wondering about the scale of this business.

Chris Hadfield can show you your hometown from space

Oct 16, 2014
No, he wouldn't sing for us. We asked.

For public good, not for profit.