A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Questions regarding the Sun, or Sol in Latin, the star at the center of the solar system Earth is in.
107 questions
representation of environment or process in a more accessible form using virtual or physical imitation or analogues, often for the purpose of training or testing, includes both real-world (physical) a…
107 questions
Questions regarding fields of magnetisms and their effects on Space Exploration, such as the Earth's magnetic field.
106 questions
Questions regarding vertical rocket launch platforms and facilities in their immediate vicinity supporting final preparations for a rocket launch.
104 questions
Should be used whenever one specific online resource or printed book/tech.report/article or other space exploration-related media is required. Care should be taken to avoid asking for broad, open-ende…
103 questions
How passage of time impacts space exploration activities.
102 questions
Questions regarding the use of nuclear devices in space exploration, e.g. to power or propel spacecraft.
101 questions
Questions about the process and equipment used to join two spacecraft together.
101 questions
How heat affects spacecraft and space missions, or materials and methods to deal with heat.
101 questions
Questions regarding how astronauts live in space, including day to day activities, chores, etc.
99 questions
Questions about imagery devices on spacecraft and probes.
99 questions
SpaceX cargo capsule for lifting payloads to orbit. Launched on a Falcon 9 rocket. Use [dragon-v2] for the Crew Dragon version of this project.
98 questions
Questions regarding equipment or other material to be transported during space exploration.
98 questions
Questions regarding the amount of heat energy in an environment, as well as how to measure it.
98 questions
Deep Space Network is a series of communication antennas around the world used for communication with deep space spacecraft.
97 questions
The Soviet Union was a world power and major player in the space race. It dissolved in 1991 into individual states, the largest of which is the Russian Federation.
97 questions
Questions about devices which collect and couple electromagnetic signals (communications, radar or other electromagnetic measurements) directly between free space, and conductors (e.g. waveguides or o…
96 questions
Questions regarding the rocket engine nozzles, semi-open compartments of various shapes and sizes into which propellant components are injected by their own pressure or with a help of a turbine, often…
95 questions
Questions regarding transfer of data from spacecraft and probes
94 questions
Can refer to both electrical devices and electrical power sources for said devices (batteries, generators, etc) on spacecraft or launch vehicles. Use in conjunction with a specific spacecraft or vehic…
93 questions
Questions addressing the energy requirement for space/orbit/interplanetary missions.
93 questions
Questions about the extraction of materials from other planets or asteroids.
92 questions
Questions about Indian Space Research Organization (ISRO), its missions, research projects, and other activities financed, organized, planned, managed, or otherwise arranged under this organization's …
91 questions
Set of values carefully prepared to be used together with a simplified perturbations model (most often SGP4) to predict satellite positions with a moderate level of accuracy for times near the epoch c…
The study of satellite orbits and space flight dynamics.
Questions regarding observation of spacecraft or phenomenon in space
88 questions
Insight is a Mars lander that successfully touched down on Nov 26, 2018. Insight is going to study the interior (core) of Mars
88 questions
Missions expected to happen over the next decade, but that have not launched yet. In particular if such is only a concept at this time.
87 questions
Apollo 11 landed the first humans, Neil Armstrong and Buzz Aldrin, on the surface of the Moon on July 20, 1969.
87 questions
For questions related to Elon Musk's Midnight Cherry Tesla Roadster (and its "pilot", an empty SpaceX suit named Starman), launched as the payload on the inaugural Falcon Heavy flight on February 6, 2…
86 questions
Relating to creating, testing, and refining technology for spacecraft.
85 questions
Questions about life support systems in use on spacecraft, space stations, extraterrestrial colonies, or simulated extraterrestrial environments, about their function, design, effectiveness, historica…
85 questions
Questions regarding the computers onboard spacecraft which handle mission-critical data.
84 questions
Questions about Starlink, the satellite constellation developed by SpaceX to provide global broadband Internet
84 questions
Questions regarding the Global Positioning System's satellites and uses.
82 questions
Questions regarding a 'sail' that can be attached to spacecraft to harness the sun's radiation to propel a ship in one direction or another.
81 questions
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