NASA | Update: Hubble SM4 Flight Day 3

The video covers the mission of the space shuttle Atlantis as it rendezvous with the Hubble Space Telescope. It details the challenges faced by the mission team, the preparation steps for servicing Hubble, and the execution of the first EVA, which includes replacing the Widefield Camera 3 and the command and data handling unit. The video also outlines future spacewalks and upgrades planned for Hubble, aiming to extend its capabilities and ensure its longevity.

What was the major event discussed by Keith Wallace regarding the Hubble Space Telescope?

• The launch of a new satellite

• The rendezvous of Atlantis with Hubble

• The return of the Hubble to Earth

• The discovery of a new galaxy

What is the first task during the initial EVA?

• Replacing the Wide Field Camera

• Repairing the telescope's lens

• Upgrading the communication system

• Installing a new solar panel

What is the purpose of the 'liveness test' conducted during the EVAs?

• To ensure the astronauts are healthy

• To check the weather conditions in space

• To test the shuttle's communication system

• To verify the new equipment is functioning

Which new instrument is installed during the third spacewalk?

• Widefield Camera 3

• Cosmic Origins Spectrograph

• Outer Blanket Layer

• Fine Guidance Sensor

What is the main function of the SI CNDH unit?

• To capture images of distant galaxies

• To handle data from science instruments

• To power the Hubble Telescope

• To control the shuttle's navigation

Why was the servicing mission postponed according to the transcript?

• To wait for better weather conditions

• To upgrade the shuttle's engines

• To verify and replace the SI CNDH unit

• To train new astronauts

What is the purpose of the soft capture mechanism installed during the final spacewalk?

• To improve communication with Earth

• To protect the telescope from space debris

• To enable future safe disposal of Hubble

• To enhance the telescope's imaging capabilities