Space Science’s Unsung Heroes, part 1
John C. Houbolt at blackboard, showing his space rendezvous concept for lunar landings. Although Houbolt did not invent the idea of LOR, he was the person most responsible for pushing it at NASA.

Space Science’s Unsung Heroes, part 1

There are many people who may not be that popular as many astronauts but their work has been a guiding light for the further development of space science.

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Ion Thrusters: How it works?
NASA's 2.3 kW NSTAR ion thruster for the Deep Space 1 spacecraft during a hot fire test at the Jet Propulsion Laboratory

Ion Thrusters: How it works?

Ion Thrusters shoot Electrons over the atoms of an inert gas and knock off more electrons from it, there by creating positive ions.

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Is Life on Venus Possible?
Phosphine is shaped like a pyramid with three atoms of hydrogen bonded to a single atom of phosphorus.

Is Life on Venus Possible?

Recently, British scientists revealed they had uncovered strong evidence that phosphine – a toxic, rancid gas produced by microbes – exists in the burning, acid-drenched atmosphere of Venus.

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Vernier Engines — What is it?
The first and second-stage engines of a Soyuz, showing the four RD-107 modules with twin vernier nozzles each, and the central RD-108 with four steerable vernier thrusters.

Vernier Engines — What is it?

A vernier thruster is a rocket engine used on a spacecraft for fine adjustments to the attitude or velocity of a spacecraft. The name is derived from vernier calipers (named after Pierre Vernier).

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