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The visible-light reflecting telescope put in space in 1990.
What is the Hubble Space Telescope
A lunar calendar that occasionally includes a 13th month and begins the year in eternity September or October.
What is the Jewish calendar
The German-born engineer who served as the United States' top rocket designer.
Who is Wernher von Braun
The first United States space station
What was Skylab
The most famous network of navigation satellites
A device that splits light into a spectrum for analysis.
What is a spectroscope
A lunar calendar used in many Muslim nations.
What is the Islamic calendar
The first artificial satellite of Earth
What was the Russian Sputnik 1
The first space station designed to be expanded
What is Mir
Short for extravehicular activity; activity performed by an astronaut outside a spacecraft
What is EVA
A technique that analyzes the radio waves detecting by far-apart radio telescopes to increase resolution.
What is interferometry
The lines making the most northern ad southern latitudes at which the sun can be directly overhead.
The United States' first artificial satellite
What was Explorer 1
The first reusable spacecraft.
What was the space shuttle Columbia
What is a Hohmann transfer orbit.
A system of numbering years that is based on A.D./B.C. system but includes a year 0
What is astronomical year numbering
Two main types of rockets.
What are solid fuel rockets and liquid fuel rockets
The first mission to launch more than one astronaut aboard a single spacecraft.
What was Voskhod 1
The first three nations, in order, to successfully launch manned spacecraft.
Who was the Soviet Union (Russia), the United States and China
Orbit in which a satellite travels perpendicular to the equator.
What is a polar orbit
The unit of time, larger than a day, that is NOT based on the motion of a heavenly body.
The Father of Modern Rocketry
Who is Robert Goddard
The two moon rocket designs and the countries that built them.
What are Saturn V by theUnited States and N-1 by the Soviet Union
The type of satellite that transmits radio, television, and telephone signals
What are communications satellites
An orbit in which a satellite stays above the same point on the earth's surface
What is a geostationary orbit.