General astronomy

General astronomy

Contributors in General astronomy

General astronomy

Eugene Andrew Cernan (born March 14, 1934) is a retired United States Navy officer and a former NASA astronaut and engineer. He has been into space three times: as pilot of Gemini 9A in June 1966; as ...

Gerald P. Carr

Astronomy; General astronomy

Gerald Paul Carr (born August 22, 1932) is an engineer, retired United States Marine Corps colonel and former NASA astronaut. He was commander of Skylab 4, the third and final manned visit to the ...

Scott Carpenter

Astronomy; General astronomy

Malcolm Scott Carpenter (born May 1, 1925) is an American engineer, former test pilot, astronaut, and aquanaut. He is best known as one of the original seven astronauts selected for NASA's Project ...

Sonny Carter

Astronomy; General astronomy

Manley Lanier "Sonny" Carter, Jr. (August 15, 1947–April 5, 1991) was an American physician, professional soccer player, naval officer, and NASA astronaut who flew on STS-33.

Robert J. Cenker

Astronomy; General astronomy

Robert Joseph Cenker is an engineer and aerospace systems consultant who flew aboard Space Shuttle mission STS-61-C as Payload Specialist for RCA.

Celestial pole

Astronomy; General astronomy

The north and south celestial poles are the two imaginary points in the sky where the Earth's axis of rotation, indefinitely extended, intersects the imaginary rotating sphere of stars called the ...

Celestial equator

Astronomy; General astronomy

A great circle on the imaginary celestial sphere, in the same plane as the Earth's equator. In other words, it is a projection of the terrestrial equator out into space.