#ESA

Live, measured metrics for the hashtag #ESA 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 #esa

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.

$5,313.74/ year · 3-character #name
Claim #esa$5,313.74/yrBuy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
101
Uses / 7 days
Mastodon
51
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.6/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 · fosstodon.org (Mastodon public tags API) · fetched 2026-09-07 09:52 UTC
14
09-01
16
09-02
23
09-03
15
09-04
14
09-05
13
09-06
6
09-07

101 uses by 51 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · fosstodon.org (Mastodon public search API) · fetched 2026-09-07 09:52 UTC

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-07 09:52 UTC

Everything below is measured over the latest 40 public posts (spanning ~71 hours).

Posting hours (UTC) — busiest: 04:00

00:0012:0023:00

Languages: English (37) · French (2) · Indonesian (1)

Avg boosts / post: 0.5

Top of the latest posts

  • 🪐 A giant ten-sided jet stream wave encircles Saturn's south pole. Amateur astronomers spotted the first hints in images shared through the open PVOL archive run by the University of the Basque Country; Hubble's OPAL programme then traced

    Josef Szylar@[email protected]002026-09-07 09:19 UTCView post →
  • Isar Aerospace achieves first launch to orbit from continental Europe https://www.esa.int/Enabling_Support/Space_Transportation/Boost/Isar_Aerospace_achieves_first_launch_to_orbit_from_continental_Europe #isaraerospace #esa #europe #spacefl

    Chao-c'@[email protected]022026-09-07 07:28 UTCView post →
  • RESEARCH | Why does Mercury wear a crust of graphite? 🛰️ 🌑 As the BepiColombo mission enters the final phase of its journey toward Mercury, researchers at the University of Liège and KU Leuven have used experimental petrology to reconstru

    Université de Liège@[email protected]002026-09-07 07:21 UTCView post →

What “esa” means

Wiktionary · Wikipedia

esa

  • proper nounInitialism of European Space Agency.
Full entry on Wiktionary →

The European Space Agency is a 23-member international organisation devoted to space exploration. It has its headquarters in Paris and a staff of around 3,000 people globally as of 2025. ESA was founded in 1975 in the context of European integration. Its 2026 annual budget was around €8.3 billion.

European Space Agency” on Wikipedia (CC BY-SA) →

#esa across platforms

every network with a public tag surface

Follow #esa 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.

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/esa