#SolarActivity
Live, measured metrics for the hashtag #SolarActivity from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #solaractivity
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 2026-11-03 09:27 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 2026-11-03 09:27 UTCLive pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-11-03 09:27 UTCEverything below is measured over the latest 40 public posts (spanning ~16625 hours).
Posting hours (UTC) — busiest: 12:00
Languages: English (28) · French (5) · German (4) · Swedish (1)
Avg boosts / post: 1.2
Top of the latest posts
Solar Activity Report July 2, 2026 #cme #astronomy #sun #solaractivity #auroras #photography #astrophotography #smartphoneastronomy #space #spaceweather https://youtube.com/shorts/hcG9BWO5dRU?is=vLijK_5pvhPLddnx
Our public lecture series “Im Feuerwerk der Sonne“ starts this Thursday with a lecture by MPS Göttingen Director Sami Solanki. Learn about solar activity and how it impacts Earth! In German. More info here: https://www.mps.mpg.de/im-feuerwe
Die #Sonne von vorgestern in einer Wolkenlücke. The #Sun 2 days ago through a gap in the clouds. https://www.astropage.eu/wp-content/gallery/sonne/sonne20250926_lab.jpg #Astrofotografie #Astrophotography #Sonnenfotografie #SolarImaging #Ast
#solaractivity across platforms
every network with a public tag surfaceFollow #solaractivity 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/solaractivity