#hubbleconstant

Live, measured metrics for the hashtag #hubbleconstant from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #hubbleconstant

This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.

$5.00/ year · 14-character #name
Claim #hubbleconstant — $5.00/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-10-18 11:55 UTC
0
10-12
0
10-13
0
10-14
0
10-15
0
10-16
0
10-17
0
10-18

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.online (Mastodon public search API) · fetched 2026-10-18 11:55 UTC
#hubbleconstanttension
0 uses · 0 accounts / 7d
#hubbleconstante
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-18 11:55 UTC

Everything below is measured over the latest 40 public posts (spanning ~19602 hours).

Posting hours (UTC) — busiest: 10:00

00:0012:0023:00

Languages: English (40)

Avg boosts / post: 1

Top of the latest posts

  • Astronomers Use a Neutron Star Merger to Measure Cosmic Expansion - Universe Today Astronomers Use a Neutron Star Merger to Measure Cosmic Expansion - Universe Today https://www.universetoday.com/articles/astronomers-use-a-neutron-star-merg

    Stargeezer Smith@stargazersmith@social.linux.pizza♥ 0↻ 12026-07-11 03:58 UTCView post →

  • What is the current size of the Universe? 이 기사는 우주의 현재 크기에 관한 최신 과학 연구들을 종합적으로 탐색하고 분석한 내용입니다. 특히 2018년 플랑크 위성의 관측 결과와 ΛCDM 우주론 모델, 우주의 닫힌 구조 가능성, 우주 관측 한계인 입자 지평선과 중력 지평선 개념 등을 다룹니다. 관측 가능한 우주의 지름이 약 930억 광년이라는 기존 측정치와 최근 우주론적 긴장 상태에 대한 논의

    ainews@sayzard@mastodon.sayzard.org♥ 0↻ 02026-05-06 12:41 UTCView post →

  • The Local Distance Network - A community consensus report on the measurement of the #HubbleConstant at ∼1% precision: https://www.aanda.org/component/article?access=doi&doi=10.1051/0004-6361/202557993 - the result is 73.5+/-0.8 (essentially

    Daniel Fischer@cosmos4u@scicomm.xyz♥ 0↻ 22026-04-10 23:19 UTCView post →

#hubbleconstant across platforms

every network with a public tag surface

Follow #hubbleconstant straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/hubbleconstant