'Sitting On A Controlled Explosion': 25 Years Since the Space Shuttle's Half-Century Mission

 

Endeavour roars aloft, 25 years ago, this week, for the Space Shuttle’s 50th flight. Photo Credit: NASA, via Joachim Becker/SpaceFacts.de

Twenty-five years ago, this week, Space Shuttle Endeavour—the youngest member of NASA’s fleet of orbiter vehicles, built to replace the ill-fated Challenger—rocketed away from the Kennedy Space Center (KSC) in Florida, on a […]

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 […]

America's 'Destiny': 15 Years Since the Launch of the US Lab (Part 1)

Fifteen years ago, this month, Atlantis became the first member of the space shuttle fleet to complete a third visit to the International Space Station (ISS). Her legacy on STS-98 was to install the heart of the U.S. Orbital Segment (USOS). Photo Credit: NASA

Fifteen years ago, today, on 20 February 2001, Space Shuttle […]

Venus, Unmasked: 25 Years Since the Arrival of Magellan at Earth's Evil Twin

Radar image of the northern hemisphere of Venus, taken by the Magellan spacecraft. During its 50 months in orbit around Earth’s evil twin, which began 25 years ago today, Magellan radar-mapped 98 percent of the surface. Image Credit: NASA/JPL

Twenty-five years ago, today, a spacecraft slipped silently into orbit around Venus to begin an […]

EVAs and More With ’Sixty-Four: 20 Years Since STS-64 (Part 2)

Discovery rockets into orbit on the multi-faceted mission of STS-64, 20 years ago, this week. Photo Credit: NASA

One hundred and twenty-three times before 16 September 1994, astronauts and cosmonauts had clambered outside their space ships and maneuvered themselves around in the harsh and unforgiving vacuum of space. They had used handholds, they had […]

Flying Free With Meade and Lee: 20 Years Since STS-64 (Part 1)

Equipped with the Simplified Aid for EVA Rescue (SAFER) on its first mission, Mark Lee performs the shuttle program’s first untethered spacewalk in more than 10 years in September 1994. Photo Credit: NASA

One hundred and twenty-three times before 16 September 1994, astronauts and cosmonauts had clambered outside their space ships and maneuvered themselves […]

Mission to Unveil Earth's Twisted Sister: 25 Years Since STS-30 (Part 2)

Atlantis roars into orbit on her fourth mission to deploy NASA’s Magellan spacecraft on a 15-month voyage to Venus. Photo Credit: NASA, via SpaceFacts.de

Twenty-five years ago today, on 4 May 1989, Shuttle Atlantis thundered into orbit on a remarkable mission which would unveil the planet Venus—nicknamed Earth’s “twisted sister”—in a wholly new light. […]

'Ready for a Margarita': 17 Years Since the Shuttle’s Second Hubble Servicing Mission (Part 2)

At the very “top” of the Hubble Space Telescope, astronauts Greg Harbaugh (left) and Joe Tanner work on the magnetometer cover task. Mark Lee compared Tanner’s ascent to riding his Harley. Photo Credit: NASA

Seventeen years ago this week, NASA launched its second shuttle Servicing Mission (SM-2) to the Hubble Space Telescope (HST). The […]

'A Lot of Unknowns': 17 Years Since the Shuttle's Second Hubble Servicing Mission (Part 1)

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

Seventeen years ago this week, NASA launched its second shuttle Servicing Mission (SM-2) to the Hubble Space Telescope (HST). The $1.5 billion observatory has earned itself a well-deserved reputation as one of the most successful space-based instruments ever launched. […]