23 Questions
What is a common requirement for space telescopes mentioned in the text?
Pointing accuracy and stability
Why must space telescopes avoid bright objects such as the Sun, Earth, and Moon in their observations?
Bright objects may damage light-sensitive components
Which factor is crucial for the thermal control of space telescopes?
Thermo-elastic design
Why do space telescopes need long and uninterrupted observation time?
To observe objects accurately for minutes to hours
Which of the following is NOT a requirement for successful space telescope missions?
Short mission life
What can happen if space telescopes do not have precise telescope orientation?
The observations will be inaccurate or unstable
What is the main purpose of the Space Telescope International Ultraviolet Explorer (IUE) mission?
To perform ultraviolet astronomy
Where was the Space Telescope International Ultraviolet Explorer (IUE) telescope's geosynchronous orbit located?
Over the Atlantic Ocean
What altitude range did the Space Telescope International Ultraviolet Explorer (IUE) telescope orbit in?
32,000 km - 52,000 km
What is a unique feature of a geostationary orbit?
It remains fixed relative to a point on Earth's surface
Where were the two ground stations responsible for the Space Telescope International Ultraviolet Explorer (IUE) located?
Washington DC, US and Madrid, Spain
What made the Space Telescope International Ultraviolet Explorer (IUE) mission unique in terms of observations?
It was the first spacecraft to allow international astronomers fast observation requests
What was the function of the Fine Error Sensors (FES1 and FES2) on the space telescope IUE?
To verify and correct space telescope observations
Which component of the space telescope IUE was responsible for capturing short light wavelengths of 115 to 200 nanometers?
SW camera
What was the unique function of the SWR and LWR cameras on the space telescope IUE?
To serve as primary cameras for short and long light wavelengths
Why were diffraction gratings used in each spectrometer of the space telescope IUE?
To generate spectra for analysis
What was the purpose of the International Ultraviolet Explorer (IUE) space telescope until 1996?
To study ultraviolet light in space
Why is the Andromeda Galaxy not evident to the eye?
It is larger in the sky than the full Moon but not very bright.
What does the UV space telescope image of the Andromeda Galaxy primarily capture?
Young hot stars in a ring at the galaxy edge
Which type of light does the Infrared space telescope image of the Andromeda Galaxy primarily use?
Far infrared light
What does the XMM-Newton space telescope image of the Andromeda Galaxy focus on?
Neutron stars and black holes
What is suggested by the structure of dust rings and holes in the Andromeda Galaxy's infrared image?
Movement of an accompanying dwarf galaxy through Andromeda
Why are few young stars found in the galaxy center according to the UV space telescope image?
The source of energy for star formation is at the galaxy edge.
Test your knowledge on the common characteristics of space telescope missions, including high-quality science instruments, international astronomers' requests, uninterrupted observation time, and high-precision telescope orientation.
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