'Safing In Work': Remembering Discovery's Almost-Liftoff, On This Day a Quarter-Century Ago

After a month-long wait for launch, following a harrowing pad abort on 12 August 1993, STS-51 thunders into space on 12 September. Photo Credit: NASA

“T-minus 30 seconds…”

The words of launch commentator George Diller at the Kennedy Space Center (KSC) in Florida at 9:12 a.m. EDT on 12 August 1993—a quarter-century ago, this […]

NASA Assigns First Crews For Boeing Starliner & SpaceX Crew Dragon Flights

NASA introduced to the world on Aug. 3, 2018, the first U.S. astronauts who will fly on American-made, commercial spacecraft to and from the International Space Station – an endeavor that will return astronaut launches to U.S. soil for the first time since the space shuttle’s retirement in 2011. The agency assigned nine astronauts […]

'Limits to Inhibit': Remembering Challenger's Dramatic 51F Launch, On This Day in 1985

After one false start, Challenger roars into orbit on 29 July 1985, to begin the Spacelab-2 science mission. It would be one of the most dramatic near-misses in the 30-year shuttle program. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

More than three decades ago, one of the most complex Space Shuttle science missions ever undertaken […]

'Whatever Was Needed': Remembering the Hair-Raising Rise to Orbit of STS-93

After two false starts, Columbia rises to orbit at 1:21 a.m. EDT on 23 July 1999. Photo Credit: NASA

Almost two decades ago, on 23 July 1999, the first woman ever to lead a space mission was launched aboard shuttle Columbia to deliver NASA’s $1.5 billion Chandra X-ray Observatory into a highly elliptical orbit. […]

'About Once a Day': Remembering the Dual Launches of Apollo-Soyuz

Tom Stafford (right) shakes hands with his counterpart Alexei Leonov in the docking module tunnel on 17 July 1975. This grainy image represents the first serious effort at co-operation between the United States and Russia in human space exploration. Photo Credit: NASA

In spite of political differences, the United States and Russia have enjoyed […]

Summer of the Shuttle: Remembering the Ill-Fated Summer of '84

An ominous cloud of smoke billows away from Pad 39A in the seconds after a problematic Main Engine Start on 26 June 1984. Photo Credit: NASA

More than 30 summers ago, America’s shuttle program should have entered its prime. Touted for over a decade as capable of flying regularly and routinely, the early summer […]

A Sore Head: Americans in Space on Independence Day

On 4 July 1982, the crew of STS-4 became the first U.S. astronauts to spend Independence Day in space. It also marked the date of their spectacular return to Edwards Air Force Base, Calif. Photo Credit: NASA

For almost two decades, the Fourth of July—that most quintessential day of celebration in the United States—has […]

SpaceX Launches CRS-15 Dragon Into Stunning Twilight to Space Station

A flight-proven SpaceX Falcon 9 rocket and Dragon capsule loft the CRS-15 resupply mission into a morning twilight from Cape Canaveral, FL June 29, 2018. Photo: Alan Walters / AmericaSpace

Laden with approximately 5,900 pounds of payloads and supplies for the incumbent Expedition 56 crew of the International Space Station (ISS), SpaceX’s CRS-15 Dragon […]

'They Didn't Have a Clue': Remembering Endeavour's STS-57 Mission, A Quarter-Century On

With the Remote Manipulator System (RMS) arm deftly operated by Nancy Sherlock, astronauts David Low and Jeff Wisoff are maneuvered around Endeavour’s payload bay. The Spacehab module is clearly visible in the foreground. Photo Credit: NASA

June has always been a significant month in the annals of women in space. In June 1963, the […]

Ride, Sally Ride: 35 Years Since America's First Woman in Space

Sally Ride on Challenger’s flight deck during STS-7. Her mission opened the door for U.S. women to venture into orbit. Photo Credit: NASA

Thirty-five years ago, this week, America launched its first woman into space. Physicist Dr. Sally Ride rocketed into orbit aboard shuttle Challenger—accompanied by fellow STS-7 astronauts Bob Crippen, Rick Hauck, John […]