star:sirius
planet:mars
dwarf_planet:pluto
exoplanet:proxima-centauri-b
moon:the-moon
galaxy:milky-way
nebula:orion-nebula
constellation:canis-major
star_cluster:pleiades
black_hole:sagittarius-a-star
asteroid:vesta
comet:halleys-comet
asteroid_family:vesta
minor_planet_group:main-belt
near_earth_object:apollo
trojan_group:jupiter-trojans
orbital_resonance:jupiter-3-2
impact_event:chicxulub
comet_family:kreutz-sungrazers
comet_class:jupiter-family
small_body_reservoir:oort-cloud
active_asteroid:phaethon
dormant_comet:don-quixote
meteorite:allende
meteorite_class:chondrite
meteorite_group:carbonaceous-chondrite
fireball:peekskill-fireball
impact_structure:barringer-crater
recovery_site:sikhote-alin-field
meteor_shower:perseids
catalog:messier
space_mission:apollo-11
spacecraft:curiosity
launch_vehicle:saturn-v
satellite:international-space-station
space_telescope:hubble-space-telescope
observatory:mauna-kea-observatories
astronomer:galileo-galilei
mythology_figure:orion
mythology_story:night-sky
astrology_sign:aries
astrology_planet:sun
location:solar-system
surface_feature:olympus-mons
organization:nasa
mission_program:mercury
launch_site:kennedy-space-center
astronaut:yuri-gagarin
scientific_instrument:mastcam-z
space_station:mir
station_module:zarya
human_spaceflight_program:salyut
crew_vehicle:vostok-spacecraft
cargo_vehicle:cargo-dragon
expedition:iss-expedition-1
eva:first-spacewalk-leonov
docking_system:probe-and-drogue
life_support_system:eclss
space_experiment:nasa-twins-study
space_medicine_topic:bone-density-loss
telescope:keck-i
sky_survey:sloan-digital-sky-survey
wavelength_band:radio
observing_site:atacama-desert
planetary_system:14-her-system
host_star:14-her
exoplanet_detection_method:transit
exoplanet_catalogue:nasa-exoplanet-archive
habitable_zone_candidate:habitable-zone
planetary_class:terrestrial
historical_discovery:precession-of-the-equinoxes
publication:almagest
astronomical_theory:geocentrism
astronomy_era:ancient-astronomy
historical_event:invention-of-the-telescope
scientific_award:nobel-prize-physics
cosmology_concept:the-big-bang
cosmological_model:lambda-cdm
astrophysical_object_class:black-hole
observational_program:cobe
scientific_image:webb-first-deep-field
image_collection:jwst-first-images
image_license:public-domain
image_source:nasa-image-library
rocket_family:saturn
rocket_stage:s-ic
rocket_engine:f-1
propellant:rp1-lox
launch_pad:lc-39a
constellation_family:ursa-major
asterism:big-dipper
seasonal_sky:winter
satellite_constellation:starlink
orbit_type:leo
tracking_network:deep-space-network
interstellar_object:oumuamua
interstellar_candidate:cneos-2014-01-08
hyperbolic_comet:bowell
interstellar_detection_method:excess-hyperbolic-velocity
trajectory_class:bound-orbit
mission_class:flyby
returned_sample:itokawa-sample
sample_return_capsule:hayabusa-src
mission_phase:launch-and-cruise
science_campaign:aida
tracking_station:goldstone
ground_station:white-sands
antenna:seventy-metre
signal_band:s-band
navigation_system:radiometric-navigation
time_standard:tai
communication_system:dsoc
space_weather_phenomenon:solar-wind
radiation_environment:cosmic-rays
space_hazard:orbital-debris
geomagnetic_index:kp-index
mission_operations_center:jpl-sfof
operations_function:mission-control
spacecraft_subsystem:structure
spacecraft_component:solar-array
instrument_class:optical-camera
geological_feature_type:impact-crater
institution_type:space-agency
historic_space_event:dawn-of-the-space-age
timeline_event:launch-of-sputnik-1
mission_milestone:first-artificial-satellite
record:most-distant-human-made-object
space_biology_topic:space-medicine
physiological_effect:cardiovascular-deconditioning
life_support_technology:oxygen-generation
countermeasure:resistive-exercise
infrastructure_domain:in-situ-resource-utilisation
isru_technique:water-extraction
space_manufacturing_process:additive-manufacturing
space_infrastructure:propellant-depot
exploration_theme:lunar-exploration
mission_concept:artemis-ii
method_category:astrometry-and-motion
astronomy_method:parallax
transient_class:type-ia-supernova
alert_system:gcn
observation_stage:discovery
galaxy_morphology:spiral
agn_type:seyfert-galaxy
agn_model:unified-agn-model
galactic_process:galaxy-evolution
cosmic_structure:local-group
astrobiology_topic:origins-of-life
biosignature:atmospheric-biosignature
habitability_factor:liquid-water
planetary_protection:forward-contamination
defense_stage:neo-discovery
risk_scale:torino-scale
deflection_method:kinetic-impactor
data_archive:mast
data_standard:fits
vo_framework:the-virtual-observatory
vo_protocol:table-access-protocol
open_science_practice:data-pipelines-and-calibration
instrument_technique:laser-guide-star
detector_technology:ccd
interferometry_technique:radio-interferometry
observing_technique:lucky-imaging
distance_indicator:rr-lyrae
cosmological_parameter:matter-density
space_weather_impact:satellites
ml_method:classification
ml_application:galaxy-morphology-classification
ml_workflow:training-datasets
citizen_science_project:zooniverse
amateur_activity:backyard-observing
observing_equipment:binoculars
outreach_activity:star-party
gw_detection_method:laser-interferometry
mm_channel:gravitational-waves-and-light
gw_followup_stage:localization
gw_data_product:sky-localization-map
planetary_interior:core
planetary_process:planetary-differentiation
interstellar_environment:diffuse-interstellar-medium
interstellar_molecule:water
astrochemical_process:gas-phase-chemistry
space_treaty:outer-space-treaty
space_policy_topic:orbital-debris
space_economy_topic:commercial-launch
discovery_methodology:the-scientific-method
philosophy_of_science:scientific-realism
history_theme:the-copernican-revolution
orbital_mechanics_concept:restricted-three-body-problem
reference_frame:icrs
ephemeris_system:jpl-development-ephemeris
stellar_process:star-formation
nucleosynthesis_process:proton-proton-chain
stellar_physics_concept:hertzsprung-russell-diagram
galactic_structure:galactic-thin-disk
galactic_dynamics:galactic-rotation
research_software:scientific-python-ecosystem
research_computing:high-performance-computing
astroinformatics_concept:scientific-workflows
exploration_architecture:moon-to-mars-architecture
deep_space_challenge:the-deep-space-radiation-challenge
atlas_view:all-sky-star-atlas
atlas_overlay:constellation-lines-overlay
scientific_calculator:escape-velocity
observing_planner:tonight-planner
observing_integration:weather-integration
graph_view:graph-statistics
assistant_capability:scientific-search
live_data_source:noaa-swpc
universe_scene:solar-system
workspace_feature:saved-entities
platform_capability:public-graph-api
solar_region:solar-core
solar_feature:granulation
heliosphere_structure:parker-spiral
neutron_star:crab-pulsar
physics_concept:wave-function
space_engineering_concept:electric-propulsion
exoplanet_science_concept:transmission-spectroscopy
catalog_family:deep-sky-visual-catalogs
designation_system:bayer-designation
coordinate_system:celestial-sphere
astrometric_effect:precession
astronomy_software:stellarium