#astrophysics

Uses / 7 days
Mastodon
Accounts / 7 days
Mastodon
10,000+
Posts found
Bluesky
~0.3/hr
Recent pace
Bluesky · last 99
40
Avg likes / post
Bluesky · last 99

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-07-24 11:28 UTC

No measured usage for #astrophysics on the open social web yet — we show a dash before we ever show a made-up number. Try the trending index for tags with live measurements.

Related hashtags

measured · mastodon.social (Mastodon public search API) · fetched 2026-07-24 11:28 UTC

No related tags with measured usage found for #astrophysics.

Live pulse on Bluesky

measured · api.bsky.app (Bluesky public search API) · fetched 2026-07-24 11:28 UTC

Everything below is measured over the latest 99 public posts (spanning ~351 hours).

Posting hours (UTC) — busiest: 19:00

00:0012:0023:00

Languages: English (72) · Spanish (2) · German (1)

Avg reposts / post: 9.3

Top of the latest posts

  • Astrophysicist Dr. Joan Feynman made foundational breakthroughs in: + Understanding the behavior of solar wind + Predicting sunspot cycles + Mapping the Earth's magnetosphere She died #OTD in 2020. #WomenInSTEM #Astrophysics #SpacePhysics

    Admirable Women@admirablewomen.bsky.social2,2174472026-07-21 23:08 UTCView on Bluesky →
  • Astrophysicist Jocelyn Bell Burnell was born #OTD in 1943. She discovered the first radio pulsars in 1967. The #Nobel Prize in #Physics for their discovery went to to her thesis supervisor Antony Hewish & to astronomer Martin Ryle. #Women

    Admirable Women@admirablewomen.bsky.social1,1493462026-07-15 13:09 UTCView on Bluesky →
  • 🔭 Astronomer Dr. Vera Rubin's groundbreaking work provided the first direct, convincing observational evidence for the existence of dark matter. By measuring how galaxies spin, she fundamentally transformed modern #astrophysics. She was

    Admirable Women@admirablewomen.bsky.social4111122026-07-23 13:09 UTCView on Bluesky →

Every number above is measured from a named public API at the shown fetch time — nothing estimated, nothing extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON — /api/hashtags/astrophysics