#marsexpress
Live, measured metrics for the hashtag #marsexpress from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #marsexpress
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 · fosstodon.org (Mastodon public tags API) · fetched 2026-08-03 06:46 UTC0 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 2026-08-03 06:46 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-08-03 06:46 UTCEverything below is measured over the latest 40 public posts (spanning ~8631 hours).
Posting hours (UTC) — busiest: 17:00
Languages: English (24) · German (9) · French (6) · Italian (1)
Avg boosts / post: 3.1
Top of the latest posts
This is what it would look like to fly over the Martian North Pole aboard the ESA Mars Express orbiter. This sequence of 117 images was captured by the VMC camera on June 14th, 2019 over the course of 3 hours and is played a 1200x speed. Cr
Cloudy Mars: Olympus and Tharsis, ESA Mars Express HRSC Massive 220MP image on Flickr: https://flic.kr/p/2seL8ss Credit: ESA/ @DLR / FUBerlin/AndreaLuck CC BY CC BY 2025-08-02 North is down (sorry!) HR242_0000 ND3+GR3+BL3 Notes: orographic
Mars Express orbits Mars and did not fly through the atmosphere. So where do such (see ⬆️) fly by videos come from? They are processed data, combining a mosaic (so collection of many images combined into one) made from orbit with topography
#marsexpress across platforms
every network with a public tag surfaceFollow #marsexpress 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/marsexpress