'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). […]

'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 […]

'Vanilla to Chocolate': The Changing Mission of STS-54

The American eagle delivers a fifth star, representing the fifth operational Tracking and Data Relay Satellite (TDRS), in the STS-54 crew patch. Image Credit: NASA

When the STS-54 shuttle crew released their official crew patch in the summer of 1992, they paid tribute to two important payloads aboard their mission. The first was […]