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The SOFIA observatory is flying with 100% open telescope door. Credit: NASA.

Airborne astronomy is a lecture/article of the Astronomy Project that may be included in courses like principles of radiation astronomy.

You are free to take this quiz at any time.

Once you’ve read and studied the lecture itself, the links contained within the article/lecture and listed under See also, you should have adequate background to to get 100 %.

Enjoy learning by doing!


Point added for a correct answer:   
Points for a wrong answer:
Ignore the questions' coefficients:

1 Yes or No, Astronomy that benefits from using either an airborne observatory or such a telescope or detector system is airborne astronomy.


2 Which of the following are observatories on Earth?

Chandra X-ray Observatory
Big Bear
the Hubble
Lomnický štít

3 Yes or No, An airborne observatory is an airplane or balloon with an astronomical telescope.


4 Complete the text:

Match up the altitude with its concept:
altitude - A
meters above sea level - B
indicated altitude - C
absolute altitude - D
true altitude - E
height - F
pressure altitude - G
density altitude - H
altitude in terms of distance above a certain point
masl .
usually a vertical distance measurement .
altitude in terms of the density of the air .
the altimeter reading .
altitude in terms of air pressure .
altitude in elevation above sea level .
distance above the ground directly .

5 True or False, A sunrise may be detected by an airborne observatory.


6 Which of the following are observatories on Earth?

Chandra X-ray Observatory
Giza Pyramids
Tuorla Observatory
the Hubble
Aldershot Observatory

7 Yes or No, Airborne gamma-ray spectrometry is now the accepted leading technique for uranium prospecting with worldwide applications for geological mapping, mineral exploration & environmental monitoring.


8 Complete the text:

Match up the item letter with each of the possibilities below:
Balloons - A
Sounding rockets - B
Aircraft assisted launches - C
Orbital rocketry - D
Shuttle payload - E
Heliocentric rocketry - F
Exploratory rocketry - G
Lunar rover - H
Ranger 5
microcalorimeter arrays .
MeV Auroral X-ray Imaging and Spectroscopy .
Lunokhod 2 .
Ulysses .
Broad Band X-Ray Telescope .
Solar Heliospheric Observatory .

9 Yes or No, Gamma rays at energies of 0.3 to 8 megaelectron volts (MeV) were detected on 15 April 1988 from four nuclear-powered satellites including Cosmos 1900 and Cosmos 1932 as they flew over a balloon-borne double Compton gamma-ray telescope.


10 Complete the text:

Match up the altitude region with its altitude:
troposphere - A
stratosphere - B
mesosphere - C
thermosphere - D
exosphere - E
58 to 68 km .
surface to between 8,000 and 18,000 m .
143 km to 153 km .
10,818 to 10,828 km .
818 km to 828 km .


Main source: Hypotheses
  1. Airborne astronomy from sufficient altitude should be able to almost replace sounding rockets.

See also[edit]

External links[edit]