Fifty Years of Human Spaceflight

Human spaceflight has come a long way over the last 50 years since the launch of cosmonaut Yuri Gagarin on April 12, 1961 during the Vostok 1 mission. SPACE.com looks at just how far spaceflight has come and what's on the horizon.
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Latest Articles

Planetarium's Apollo 13 Astronaut Exhibit to Get Crowdfunded Redesign
Adler Planetarium's 'Mission Moon' Exhibit
January 23rd, 2015
America's first planetarium wants to improve how it tells the story of a famous Apollo 13 astronaut, and needs your help to do it. The Adler Planetarium in Chicago is redesigning its exhibit 'Shoot for the Moon' to immerse visitors in the life of James Lo
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Virgin Galactic's Next SpaceShipTwo May Be Ready Soon (Video)
Virgin Galactic's The Spaceship Company is currently building a second SpaceShipTwo vehicle in Mojave, California. The first SpaceShipTwo broke apart and crashed on Oct. 31, 2014 during a test flight accident that killed co-pilot Michael Alsbury and injur
January 21st, 2015
Virgin Galactic remains committed to getting SpaceShipTwo up and running, and the second vehicle may be ready to go soon.
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Space Station Ammonia Leak Scare Likely a False Alarm, NASA Says
International Space Station Experiences Evacuation
January 14th, 2015
A possible ammonia leak on the International Space Station triggered an evacuation of astronauts and cosmonauts to the Russian side of the orbiting outpost, but now, NASA flight controllers think it was likely a false alarm.
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China and Europe Will Team Up for Robotic Space Mission
China and the European Space Agency will work together on a robotic space mission in the near future, and launched a call for ideas on Jan. 19, 2015 on what that mission should be.
January 22nd, 2015
On Jan. 19, the Chinese Academy of Sciences and the European Space Agency issued a call for proposals for a robotic space mission that the two organizaitons will develop jointly, with launch expected in 2021.
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Launch Calendar 2015: A Space Mission Schedule
WGS-4 Satellite Launch
January 20th, 2015
A list of the upcoming rocket launches around the world.
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Ammonia Leak Scare on Space Station Prompts Astronaut Evacuation from US Side
International Space Station in sunlight above Earth
January 14th, 2015
An alarm suggesting a potentially toxic ammonia leak on the International Space Station early Wednesday (Jan. 14) forced astronauts to evacuate the U.S. side of the orbiting lab, but NASA says there is no proof such a leak actually occurred.
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SpaceX Dragon Capsule Delivers Fresh Supplies to Space Station
SpaceX Dragon Capsule Bolted to International Space Station
January 12th, 2015
NASA astronaut Barry "Butch" Wilmore, commander of the station's current Expedition 42, grappled Dragon using the orbiting outpost's huge robotic arm at 6:12 a.m. EST (1112 GMT) on Monday (Jan. 12).
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Obama Hails NASA Astronaut Set for 1-Year Space Voyage in State of the Union
Scott Kelly at the State of the Union Address, 2015
January 21st, 2015
President Barack Obama recognized the first American astronaut who will spend a year in space during the State of Union address Tuesday (Jan. 20).
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Space Station Astronauts Return to US Side After Leak False Alarm
International Space Station After False Alarm
January 14th, 2015
Crewmembers on the International Space Station have now been allowed into the U.S. segment of the orbiting outpost, after a false alarm caused astronauts to evacuate that part of the station early Wednesday (Jan. 14).
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NASA Conducts 1st Test Fire of Shuttle-Era Engine for New Rocket
RS-25 Engine Test Fire
January 12th, 2015
For the first time in more than three years, a space shuttle main engine has roared to life in support of NASA's next-generation heavy-lift rocket. The SSME, renamed the RS-25, fired Jan. 9 at Stennis Space Center in Mississippi.
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