The Sun Kept Rising: Remembering Columbia's Unflown Mission, 35 Years On

OTD in 1986, shuttle Columbia might have launched into the night on a mission to survey Halley’s Comet. Tragically, the loss of Challenger a few weeks earlier changed all that. […]

Like Night Flying: Remembering STS-35, OTD in 1990

OTD in 1990 (after a summer of delays & with PLT Guy Gardner’s hair smoothly combed), #Columbia flew the long-delayed ASTRO-1 mission to study the Universe. […]

Passing Ships: Remembering the Atlantis-Columbia Photo-Op, 30 Years On

Today, 30yrs ago, in one of the shuttle program’s greatest photo-ops, Columbia and Atlantis passed each other on their respective treks out and back to the launch pad. But why? […]

'You Need to Hear All the Notes': 25 Years Since STS-35 (Part 2)

Stunning perspective of Namibia, as viewed by the STS-35 crew, 25 years ago, in December 1990. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Had history smiled with more favor, ASTRO-1 might have taken place almost three decades ago, but the space shuttle’s first mission totally dedicated to astrophysics was repeatedly delayed in the aftermath […]

'Like Night Flying in an Airplane': 25 Years Since STS-35 (Part 1)

But for the tragic loss of Challenger, the ASTRO-1 mission might have flown just five weeks later, in March 1986. As circumstances transpired, it would be more than four years before the mission rose into orbit. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

A quarter-century ago, this week, four powerful ultraviolet and X-ray “eyes” […]

Summer of Discontent: 25 Years Since the Shuttle Hydrogen Leaks (Part 2)

In one of the most historic shuttle-era photographs ever taken, this image shows the STS-38/Atlantis stack (at right) returning to the Vehicle Assembly Building (VAB) for repairs on 9 August 1990. In doing so, it passed the STS-35/Columbia stack (at left), which was returning to the launch pad after several weeks of extensive […]

Summer of Discontent: 25 Years Since the Shuttle Hydrogen Leaks (Part 1)

Pictured in September 1990, the problem-plagued STS-35 stack is shown in the foreground, on Pad 39A, with the STS-41 stack in the background on Pad 39B. Photo Credit: NASA

A quarter-century ago, in the summer of 1990, the shuttle program was in chaos. Less than two years since the resumption of flight operations […]

'Instant Daylight': 20 Years Since the Record-Setting Mission of STS-67 (Part 1)

Commander Steve Oswald leads the STS-67 crew out of the Operations and Checkout Building on the late evening of 1 March 1995, bound for a liftoff in the small hours of the following morning. Photo Credit: NASA

Twenty years ago, this week, seven astronauts, including four professional astronomers, were midway through what turned […]

Mission 61C: The Original ‘Mission Impossible’ (Part 2)

“Mission Impossible” finally launches as Columbia roars into the darkened Florida skies on 12 January 1986. Photo Credit: NASA

On Mission 61C, launched on this day (12 January) in 1986, Space Shuttle Columbia was making her first orbital flight in over two years. Late in January 1984, a month after returning from her […]

In the Shadow of Challenger: The Found Mission of STS-35 (Part 2)

Pictured in September 1990, the problem-plagued STS-35/Columbia stack is shown in the foreground, on Pad 39A, with the STS-41/Discovery stack in the background on Pad 39B. Discovery would be the only orbiter to escape the disconnect crisis in the summer of 1990, but would succumb to her own problems the following year. Photo […]