#astronomyday

Live, measured metrics for the hashtag #astronomyday 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 #astronomyday

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 · 12-character #name
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card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
11
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 11
3.1
Avg reactions / post
Mastodon · last 11

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-29 01:17 UTC
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27
0
07-28
0
07-29

0 uses by 0 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 2026-07-29 01:17 UTC
#astronomyday2023
0 uses · 0 accounts / 7d
#AstronomyDays
0 uses · 0 accounts / 7d
#astronomyday2026
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-29 01:17 UTC

Everything below is measured over the latest 11 public posts (spanning ~52408 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (10) · German (1)

Avg boosts / post: 2.7

Top of the latest posts

  • Next on #AstronomyDay is this strange looking lenticular galaxy NGC 4753 by #Hubble. Those are dust lanes twisting around the galactic nucleus and are likely the result of a merger with a dwarf galaxy about 1.3 billion years ago. The gas an

    AkaSci 🛰️@AkaSci♥ 21↻ 112024-05-19 00:47 UTCView post →

  • In #Goettingen, the upcoming Astronomy Day on March 28th will offer lectures, planetarium shows and skygazing. Topics will be #moon, #planets, #exoplanets for kids, #Voyager and much more! In German. More info here: https://www.mps.mpg.de/a

    MPS Göttingen@[email protected]♥ 7↻ 62026-03-04 09:09 UTCView post →

  • Let's celebrate #AstronomyDay with this image taken today by Mars rover Perseverance's SHERLOC Autofocus and Context Imager (ACI). This is the first such image of a rock sample since Dec 16, 2023, when the dust cover of the camera and laser

    AkaSci 🛰️@AkaSci♥ 6↻ 42024-05-18 19:23 UTCView post →

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/astronomyday