STS-103, the 96th launch of the Space Shuttle and the 27th launch of Space Shuttle Discovery, was a Hubble Space Telescope servicing mission. It launched from Kennedy Space Center, Florida, on 19 December 1999 and returned on 27 December 1999 and was the last Shuttle mission of the 1990s.

1999年12月19日 · STS-103 restored the Hubble Space Telescope to working order and upgraded some of its systems, allowing the decade-old observatory to get ready to begin its second scheduled decade of astronomical observations.

STS-103 是历史上第九十五次航天飞机任务，也是 發現號太空梭 的第二十七次太空飞行。

2024年12月20日 · During their eight-day mission that featured the first space shuttle crew to spend Christmas in space, the seven-member U.S. and European crew rendezvoused with and captured Hubble, and four astronauts in rotating teams of two conducted three lengthy and complex spacewalks to service and upgrade the telescope.

STS-103 是历史上第九十五次太空梭任务，也是 发现号太空梭 的第二十七次太空飞行。

1999年12月20日 · On STS-103, Discovery reached the highest orbit ever flown in the program's history, at the apogee of 610 kilometers (378 mi) above Earth.

All six gyroscopes will be replaced during the STS-103 (SM3A) mission. The fourth of the sixth existing gyroscopes failed on Nov. 13, forcing Hubble to suspend scientific operations until the servicing mission is completed. In addition, the crew will …

The primary objective of STS-103 is the servicing of the Hubble Space Telescope. STS-103 has four scheduled Extravehicular Activity (EVA) days where four crew members will work in pairs on alternating days to renew and refurbish the telescope.

sts-103是历史上第九十五次航天飞机任务，也是发现号航天飞机的第二十七次太空飞行。

This week in 1999, space shuttle Discovery, mission STS-103, launched from NASA’s Kennedy Space Center on the third Hubble Space Telescope servicing mission.