Top Ten US EVA Missions of All Time: No. 1—'One Small Step'

One of the relatively few images of Neil Armstrong at work on the lunar surface, close to Eagle. Photo Credit: NASA

On Sunday, 20 July 1969, the Mission Operations Control Room (MOCR) at NASA’s Manned Spacecraft Center (MSC)—later to become the Johnson Space Center (JSC)—in Houston, Texas, was filled with tension and expectant quiet. […]

Top Ten US EVAs of All Time: No. 2—'What We Came For'

Dave Scott works with the Lunar Roving Vehicle (LRV) on the slopes of Hadley Rille during Apollo 15. Photo Credit: NASA

More than four decades have passed since one of the most brilliant missions ever undertaken in the annals of space science. Apollo 15, launched in July 1971, carried U.S. astronauts Dave Scott, Al […]

Top Ten US EVA Missions of All Time: No. 6—'We Can Fix Anything'

The salvation of Skylab, perhaps more so than any previous endeavor, validated the importance of Extravehicular Activity (EVA). Photo Credit: NASA

Construction and maintenance of an Earth-circling laboratory is nothing new in the 21st century, for dozens of humans from a multitude of nations have toiled in low-Earth orbit to assemble the International Space […]

'Roger, Houston': Mission Control Center (MCC) Celebrates 50 Years of Spaceflight Operations Support

Fifty years ago, today, on 3 June 1965, the Mission Control Center (MCC) in Houston, Texas, provided primary support for its first human spaceflight. In doing so, it placed Houston permanently on the intergalactic map. Image Credit: William Foster/NASA

Over the last 50 years, Houston—the seat of Harris County and the most populous city […]

Top Ten US EVA Missions of All Time: No. 10—'The Long and the Short'

Jim Voss is pictured at the end of Discovery’s Remote Manipulator System (RMS) mechanical arm, during the longest EVA ever undertaken, in March 2001. Photo Credit: NASA

Over the course of five decades, no fewer than 211 individuals from 10 sovereign nations—Russia, the United States, France, Germany, Japan, Switzerland, Canada, Sweden, China, and Italy—have departed […]

PHOTOS: SpaceX Successfully Completes Rapid Pad Abort Test From Cape Canaveral

More than 120,000 pounds (54,430 kg) of propulsive yield from eight SuperDraco thrusters pulled the Dragon spacecraft to an altitude of 5,000 feet (1,500 meters), ahead of a perfect oceanic splashdown. Photo Credit: John Studwell/AmericaSpace

SpaceX has successfully conducted its long-awaited Pad Abort Test of a mockup Crew Dragon spacecraft, ahead of the In-Flight […]

SpaceX Prepares for Latest in Long History of Critical Pad Abort Tests (Part 2)

The launch escape apparatus pulls an Apollo Command Module (CM) to safety during the Pad Abort Test-2 in June 1965. Photo Credit: NASA

Tomorrow, if all goes well, more than 120,000 pounds (54,430 kg) of thrust will rock Space Launch Complex (SLC)-40 at Cape Canaveral Air Force Station, Fla., as SpaceX stages the long-awaited […]

SpaceX Prepares for Latest in Long History of Critical Pad Abort Tests (Part 1)

The LJ-1B Little Joe mission launches from Wallops on 21 January 1960, carrying “Miss Sam”, the second rhesus passenger, on a critical Pad Abort Test for Project Mercury. Photo Credit: NASA

Following the recent successes of the CRS-6 Dragon launch toward the International Space Station (ISS) on 14 April and last week’s flight of […]

'We Show You on the Mains': 45 Years Since the Unlucky Voyage of Apollo 13 (Part 4)

Seen later in the mission, the damage to an entire side panel of Apollo 13’s service module is apparent. It remains miraculous that the crew survived. Photo Credit: NASA

By the middle of April 1970, Project Apollo—America’s effort to land a man on the lunar surface—had reached one of its most decisive points of […]

'It's a Beauty': 45 Years Since the Unlucky Voyage of Apollo 13 (Part 3)

Astronauts gather in Mission Control at the height of the crisis. Seated (from left) are Deke Slayton, Jack Lousma and John Young, with Ken Mattingly and Vance Brand standing. Photo Credit: NASA

Forty-five years ago, this week, the lives of three humans literally hung in the balance, more than 200,000 miles (320,000 km) from […]