Launching in the Rain: The Delays and Ascent of Mission 51I

On the cusp of daybreak, Mission 51I spreads its wings on 27 August 1985, kicking off one of the most dramatic Shuttle flights in history. Photo Credit: NASA

Thirty-two years ago, today, Space Shuttle Discovery roared into the pre-dawn darkness from historic Pad 39A at the Kennedy Space Center (KSC), on an ambitious mission […]

Firing Up the Shuttle: 25 Years Since the Last Flight Readiness Firing (Part 2)

Each Flight Readiness Firing (FRF) presented the opportunity to extensively test the Space Shuttle Main Engines (SSMEs) in as close to real-flight operations. Photo Credit: NASA

A quarter-century ago, on 6 April 1992, the roar of three Space Shuttle Main Engines (SSMEs) echoed across the marshy landscape of the Kennedy Space Center (KSC) in […]

Ready for a Margarita: 20 Years Since the Second Hubble Servicing Mission (Part 2)

Twenty years ago, on STS-82, the Hubble Space Telescope was transformed from a 1970s instrument with 1980s optics into an observatory for 21st-century scientific discovery. Photo Credit: NASA

Two decades ago, yesterday, on 11 February 1997, Space Shuttle Discovery roared into the night with a seven-strong crew—Commander Ken Bowersox, Pilot Scott “Doc” Horowitz, Payload […]

Tooled Up for a Telescope: 20 Years Since the Second Hubble Servicing Mission (Part 1)

Barely illuminated by sunlight, Joe Tanner is pictured during EVA-4 on STS-82. Photo Credit: NASA

Twenty years have now passed since a seven-man rocketed into the night to begin the second servicing mission to the $1.5 billion Hubble Space Telescope (HST). Coming on the heels of the ambitious STS-61 shuttle flight in December 1993—during […]

'In A Heartbeat': 25 Years Since STS-42 Inaugurated International Space Year (Part 2)

Discovery spears for orbit on 22 January 1992, after an hour-long delay, caused by a fuel cell anomaly. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

A quarter-century ago, this month, a space mission rooted in disappointment and tragedy finally took flight. Aboard Space Shuttle Discovery, astronauts from the United States, Germany, and Canada embarked on […]

'Traumatic Decisions': 25 Years Since STS-42 Inaugurated International Space Year (Part 1)

The tunnel adaptor for the IML-1 Spacelab module is prepared for installation in the Orbiter Processing Facility. STS-42 was the first human launch of International Space Year 1992. Photo Credit: NASA

Twenty-five years have now passed since the International Space Year (ISY) in 1992, during which 29 national space agencies and 10 international organizations […]

'All of You on the Good Earth': Celebrating Christmas Away from the Home Planet (Part 1)

With a fire unavailable, the Christmas stockings of consecutive International Space Station (ISS) crews have been hung by the hatch—with care, of course. Photo Credit: NASA

For the first time, a woman will record as many as two Christmases spent away from the Home Planet tomorrow (Sunday), whilst orbiting Earth aboard the International Space […]

'A Lot of Cheers on the Ground': 10 Years Since STS-116 Brought Power to the Space Station (Part 2)

The International Space Station (ISS) appears to “rise” from behind Discovery, as the two spacecraft near the end of their rendezvous on 11 December 2006. Photo Credit: NASA

When Commander Mark Polansky docked Space Shuttle Discovery onto the International Space Station (ISS) on 11 December 2006, ten years ago, today, he kicked off an […]

'Lighting Up the Nighttime Sky': 10 Years Since STS-116 Brought Power to the Space Station (Part 1)

In addition to delivering the P-5 truss segment (visible at the far-right side of the P-4 arrays), the STS-116 crew retracted the port-side array of the P-6 segment. This produced an asymmetric configuration when Discovery departed the space station. Image Credit: NASA

Ten years ago, this month, Space Shuttle Discovery thundered into orbit for […]

John Glenn, Last Surviving Member of Mercury Seven, Dies Aged 95

Blurred and somewhat lacking in detail, this image of John Glenn in orbit aboard Friendship 7 represents one of the United States’ greatest advances in space technology in the 20th century: the effort to achieve piloted orbital flight. Photo Credit: NASA

John Glenn, the last surviving member of NASA’s “Original Seven” Mercury astronaut group […]