#xrayastronomy
Live, measured metrics for the hashtag #xrayastronomy from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #xrayastronomy
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.online (Mastodon public tags API) · fetched 2026-10-03 09:19 UTC0 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 2026-10-03 09:19 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-03 09:19 UTCEverything below is measured over the latest 25 public posts (spanning ~31310 hours).
Posting hours (UTC) — busiest: 16:00
Languages: English (23) · French (1)
Avg boosts / post: 3.1
Top of the latest posts
Good morning, it is July 23 here in Cambridge, MA, meaning that today is our 25th BIRTHDAY! What better way to start this party than a release of 25 images to celebrate 25 years: https://www.nasa.gov/missions/chandra/25-images-to-celebrate-
Strange object that pulses for 2 min every 44 min discovered. (Alt-txt: main picture shows a group of radiotelescope dishes in the desert of Australia. The southern Cross is in the background but they are pointing away from this region. Als
We are excited to announce our upcoming workshop on High-Resolution X-ray Spectroscopy, to be held in a hybrid format out of MIT in Cambridge, MA! Topics will include everything from Massive Stars to Clusters of Galaxies, with science resul
#xrayastronomy across platforms
every network with a public tag surfaceFollow #xrayastronomy 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/xrayastronomy