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One-Year Mission

NASA and Russia launched a joint one year mission to the International Space Station. NASA's Scott Kelly and cosmonaut Mikhail Kornienko lifted off to the orbiting outpost on March 27, 2015, and landed 340 days later after just under a year in microgravity.

Latest Updates

Inside the First 100 Days of a Year in Space: Photos

By Elizabeth Howell published 27 July 15

NASA astronaut Scott Kelly is one of two people trying to last a year in space. These are some of his best pictures so far.

American Flag on the International Space Station

NASA Astronaut Hopes to See Fourth of July Fireworks from Space

By Sarah Lewin published 3 July 15

Space Stress: How 1-Year Mission Is Studying Astronaut Health

By Sarah Lewin published 26 June 15

Space Coffee Helping NASA Astronaut Settle Into Yearlong Mission

By Elizabeth Howell published 14 May 15

Astronaut Mark Kelly on Celebrity Jeopardy!

'What is Pluto?' How Astronaut Mark Kelly Fared on Celebrity Jeopardy!

By Robert Z. Pearlman published 13 May 15

Scott Kelly and Mikhail Kornienko Talk, April 28, 2015

Space Station Astronauts Take Russian Cargo Ship Failure in Stride

By Mike Wall published 30 April 15

Russia's unmanned Progress 59 freighter will plunge to its death in Earth's atmosphere in the coming days. Astronauts aboard the International Space Station say they can make do despite the failure.

Mark Kelly to Appear on Jeopardy! Game Show

Astronaut in 'Jeopardy!' Mark Kelly to Join Celebrities on Game Show

By Robert Z. Pearlman published 28 April 15

His twin brother now on a yearlong mission aboard the space station, this former NASA astronaut is slated to compete on "Celebrity Jeopardy!" in May. Who is Mark Kelly?

NASA astronaut Terry Virts posted this photo of Nepal's Kathmandu region as it appeared from the International Space Station on April 26, 2015, one day after a devastating magnitude 7.8 earthquake struck the country.

Astronauts in Space Mourn Nepal Earthquake Victims

By Tariq Malik published 27 April 15

A photo taken by astronaut Scott Kelly from the International Space Station is the first in a weekly geography quiz game that Kelly will run on Twitter.

Play Astronaut Scott Kelly's Space Pic Geography Game

By Calla Cofield published 23 April 15

Astronaut Scott Kelly has started a geography game, asking Twitter users to identify locations on Earth based on photos from space.

In this acrylic painting, University of Utah astrophysicist Ben Bromley envisions the view of a double sunset from an uninhabited Earthlike planet orbiting a pair of binary stars.

Best Space Stories of the Week – April 5, 2015

By Space.com Staff published 5 April 15

What were our favorite stories of the week? This week had something for every kind of space fan. Find out our favorite stories of the past seven days below:

NASA astronaut Scott Kelly (left) gives a thumb's up sign while floating next to fellow one-year crewmate Mikhail Kornienko of Russia on the International Space Station after a video chat with NASA chief Charles Bolden and others on March 30, 2015. The sp

NASA Astronaut Already Feels at Home in Space as 1-Year Journey Begins

By Miriam Kramer published 30 March 15

NASA's Scott Kelly — one of two people spending a year on the International Space Station — already feels like the orbiting outpost is home.

Best Space Stories of the Week – March 29, 2015

By Mike Wall published 29 March 15

NASA astronaut Scott Kelly (bottom left) and Russian cosmonauts Gennady Padalka (bottom center) and Mikhail Kornienko (bottom right) are seen on the International Space Station after arriving at the outpost on March 27, 2015. Kelly and Kornienko are begi

One-Year Crew Begins Epic Trip on International Space Station

By Miriam Kramer published 28 March 15

Three new crewmembers just arrived at the International Space Station, and two of them won't be leaving for about one year.

Liftoff! US, Russia Launch Historic One-Year Space Mission

By Miriam Kramer published 27 March 15

Scott Kelly, left, and his identical twin brother Mark pose for a photo at the Cosmonaut Hotel in Baikonur, Kazakhstan on on March 26, 2015, one day before Scott was scheduled to launch on a one-year mission to the International Space Station.

Kelly Astronaut Twins Meet on Eve of 1-Year Mission Launch (Photo)

By Mike Wall published 27 March 15

Cosmic Traditions: One-Year Space Crew Marks Flight with Russian Spaceflight Customs

By Robert Z. Pearlman published 27 March 15

Preparing to go to space for a year is no walk in the park. But with two years of training behind them, NASA astronaut Scott Kelly and cosmonaut Mikhail Kornienko did, in fact, visit a park.

The Yearlong Space Station Mission: Full Coverage

By Space.com Staff published 27 March 15

NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko are scheduled to begin their unprecedented one-year mission to the International Space Station on Friday (March 27).