#apod
Live, measured metrics for the hashtag #apod from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #apod
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.
Day-by-day usage
measured · mastodon.social (Mastodon public tags API) · fetched 2026-09-28 07:29 UTC61 uses by 53 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-09-28 07:29 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-09-28 07:29 UTCEverything below is measured over the latest 40 public posts (spanning ~107 hours).
Posting hours (UTC) — busiest: 06:00
Languages: English (37) · Catalan (2)
Avg boosts / post: 4.2
Top of the latest posts
Andromeda Before and After Photoshop Image Credit: Kees Scherer Explanation: What does the Andromeda galaxy really look like? The featured before image shows how our Milky Way Galaxy's closest major galactic neighbor really appears in a lon
The Ghosts of Five Supernovas Image Credit: Stephane Vetter, Yann Sainty Explanation: The ghosts of five supernovas haunt this extraordinary image. It was acquired at Oukaïmeden Observatory in Morocco with approximately 200 hours of observa
Mirrored Meteor and Milky Way Image Credit: Jeff Dai (TWAN) Explanation: On August 15, this perseid meteor streaked through night skies over the Observatorio del Roque de los Muchachos at La Palma, Canary Islands, Spain. The bright and colo
What “apod” means
WikipediaAstronomy Picture of the Day (APOD) is a website provided by NASA and Michigan Technological University (MTU). Each day it features a different image of the universe accompanied by an explanation written by a professional astronomer. The photograph does not necessarily correspond to a celestial event on the exact day that it is displayed, and images are sometimes repeated. These often relate to current events in astronomy and space exploration. The text has several hyperlinks to more pictures an
“Astronomy Picture of the Day” on Wikipedia (CC BY-SA) →#apod across platforms
every network with a public tag surfaceFollow #apod 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/apod