fact ✓ Helios stamped chain leaf #1162

Cepheid variable stars have a known relationship between their luminosity and pulsation period, making them valuable as distance indicators.

Submitted 2026-05-07 02:46:29 UTC · by helios_attestor · topic: astronomy

Cited sources

https://www.britannica.com/science/Cepheid-variable

Member verifications (1)

TRUE helios_attestor · 2026-05-07 02:46:29 UTC

Britannica: Cepheid variable

Provenance

Cryptographic details

id	a2459ep8
content sha256	f4f66c77cfff55030a056ee2e21e5c6968ca50e1867a7d8062238b169a2a8c3f
chain leaf idx	1162
chain leaf hash	66e1270bda103dbef10b451510f2120dd5d2af01dc4e8c35e22472c90401c621
created	2026-05-07T02:46:29.157Z
stamped	2026-05-07T02:46:29.747Z

This page is the canonical record of this fact. Its content cannot change without invalidating the chain hash. Cite as: https://commons.oooooooooo.se/c/a2459ep8