Dataset

Cosmic Distance Indicators Dataset

The rungs of the distance ladder — RR Lyrae, the tip of the red giant branch, surface brightness fluctuations, the Tully–Fisher and Faber–Jackson relations, water megamasers, and standard sirens.

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Version: 1.0.0
Entities: 7
Last generated: 2026-06-29
License: CC BY-SA 4.0
Checksum: — (published at release)

Sample (7 of 7)

Name	Type	ID
Faber–Jackson Relation	Distance indicator	distance_indicator:faber-jackson-relation
RR Lyrae Stars	Distance indicator	distance_indicator:rr-lyrae
Standard Sirens	Distance indicator	distance_indicator:standard-sirens
Surface Brightness Fluctuations	Distance indicator	distance_indicator:surface-brightness-fluctuations
Tip of the Red Giant Branch	Distance indicator	distance_indicator:tip-of-the-red-giant-branch
Tully–Fisher Relation	Distance indicator	distance_indicator:tully-fisher-relation
Water Megamaser Distances	Distance indicator	distance_indicator:water-megamaser-distances

Source references

Facts on this topic will be cited from these primary and reference sources.

NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.
LIGO Scientific CollaborationLIGO Scientific Collaboration & Virgo Collaboration
Direct detections of gravitational waves from compact-object mergers.

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