This system controls temperature and humidity in a space habitat
Environmental Control and Life Support System.
(ECLSS)
These two planets have no moons
Mercury and Venus
This gas's low solubility in blood makes it a risk during rapid decompression or EVA
N2
This spacecraft completed a successful landing on Mars in 2021
Perseverance Rover
This is what NASA’s TLX tool measures
Subjective workload across six subscales (e.g., effort, frustration)
This is the typical atmospheric pressure maintained inside space habitats like the ISS
101 kPA
This is the number of humans who have been on the moon.
12
This system experiences "orthostatic intolerance" upon return to Earth
Cardiovascular
This was the objective of the DART mission launched in 2021
To test asteroid deflection by crashing into a moonlet
Endsley's SA model breaks situation awareness into these three levels
perception, comprehension, and projection
This type of radiation poses the highest risk to astronauts on long-duration missions
Solar Particle Events
This term describes the alignment of 3 celestial bodies
Syzygy
This bone loss rate is typical for astronauts on long-duration missions without countermeasures
1-2% per month
This rocket is used for Artemis missions
SLS (space launch system)
This dimension of trust forms due to feelings or emotions, rather than logical thinking.
Affective
This component removes trace contaminants like formaldehyde from cabin air
Trace Contaminant Control System (TCCS)
These components comprise the nucleus of a comet
Ice, dust, and organic materials
This type of muscle fiber, which is crucial for endurance and postural stability, is most affected by the lack of gravity in space, leading to significant atrophy during long-duration missions
Type I (slow-twitch) muscle fibers
She was the first female commander of the ISS
Peggy Whitson
In the NASA-TLX workload index, this dimension reflects the mental and perceptual activity required by the task
Mental demand
First proposed in 1929, this type of space settlement is a hollow non-rotating spherical shell 10 mi (16 km) in diameter, with a target population of 20,000 to 30,000 people.
Bernal Sphere
This is the number of Jupiters that could fit between Earth and the sun (answer within 10%)
1070
During spaceflight, astronauts experience changes in their immune system, which includes a reduction in the effectiveness of these immune cells, responsible for defending the body against viruses and cancerous cells
T Cells
This was the first spacecraft to enter interstellar space
Voyager 1
SA can degrade due to this phenomenon, where attention is fixated on a single element to the detriment of overall understanding
Attentional Tunneling