Hubble’s Servicing Mission 4 Celebrates its Ten-Year Anniversary

The video discusses the Hubble Space Telescope's impact on astronomy, focusing on the challenges and triumphs of its Servicing Mission 4. Initially canceled due to safety concerns after the Columbia disaster, the mission was later reinstated, leading to significant upgrades and repairs. These efforts ensured Hubble's continued operation and its ability to expand our understanding of the universe.

What was the primary reason for the initial cancellation of Hubble's Servicing Mission 4?

• Budget constraints

• Lack of scientific interest

• Safety concerns after the Columbia disaster

• Technical difficulties with Hubble

What alternative did NASA consider after canceling the manned servicing mission?

• A ground-based repair

• A robotic servicing mission

• A new space telescope

• An international collaboration

Which new instrument was installed during Servicing Mission 4 to study galaxy evolution?

• Cosmic Origins Spectrograph

• Wide Field Camera 3

• Advanced Camera for Surveys

• Space Telescope Imaging Spectrograph

What challenge did astronauts face when installing the Wide Field Camera 3?

• A missing component

• A singular bolt that wouldn't turn

• A communication issue

• A power failure

How did astronaut Mike Massimino overcome the issue with the stripped screw on the handrail?

• Used a special tool

• Applied brute force

• Waited for ground instructions

• Replaced the handrail

What was one of the key repairs made during Servicing Mission 4?

• Installing a new propulsion system

• Replacing the solar panels

• Repairing the Advanced Camera for Surveys

• Upgrading the communication system

What was the purpose of installing a soft capture mechanism on Hubble?

• To enhance image quality

• To allow future robotic docking

• To increase Hubble's speed

• To improve thermal regulation