How many followers does Sera Markoff have on Bluesky?

Sera Markoff (@profsera.bsky.social) has 6,559 followers on Bluesky. It gained 13 new followers in the last 7 days. The count is refreshed continuously from the public AT Protocol.

When did Sera Markoff join Bluesky, and how old is the account?

Sera Markoff joined Bluesky in May 2023. The @profsera.bsky.social account is 3 years old. Searches for Sera Markoff age often mean a personal age, which we do not publish. The figure here is the account age only.

How many posts has Sera Markoff published?

Sera Markoff has published 524 posts on Bluesky. That is about 0.4 posts per day over the life of the account.

Is Sera Markoff verified on Bluesky?

@profsera.bsky.social does not currently show a Bluesky verification. Many real accounts on Bluesky are unverified, since verification is still rolling out.

Sera Markoff Bluesky Profile Stats

@profsera.bsky.social

English ScienceTier C

View on Bluesky

Account age: 3 years (joined May 2023)

Sera Markoff Bluesky stats, updated continuously. @profsera.bsky.social has 6,559 followers and 524 posts on Bluesky. Account age: 3 years (joined May 2023).

Followers

6.6K

Growth (7d)

+13

Following

2.0K

Posts

524~0.4/day

Influence

Follower growth

2026-06-11+134 over 9 days2026-08-29

Bio

Plumian Prof in Astro @U Cambridge & Prof Astro-/Particle Physics @U Amsterdam. All things black hole, member: Event Horizon Telescope, Africa Millimeter Telescope, CTAO. Space, sci-fi, cats, music, valve amps, other unabashed geekery. www.seramarkoff.com

Notable followers

The biggest accounts in our directory following @profsera.bsky.social.

Colin Black18K Kyle Hill15K Elaine Moore13K Tyler Black, MD13K Olena Shmahalo13K

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Sera Markoff on Bluesky - frequently asked questions

How many followers does Sera Markoff have on Bluesky?: Sera Markoff (@profsera.bsky.social) has 6,559 followers on Bluesky. It gained 13 new followers in the last 7 days. The count is refreshed continuously from the public AT Protocol.
When did Sera Markoff join Bluesky, and how old is the account?: Sera Markoff joined Bluesky in May 2023. The @profsera.bsky.social account is 3 years old. Searches for Sera Markoff age often mean a personal age, which we do not publish. The figure here is the account age only.
How many posts has Sera Markoff published?: Sera Markoff has published 524 posts on Bluesky. That is about 0.4 posts per day over the life of the account.
Is Sera Markoff verified on Bluesky?: @profsera.bsky.social does not currently show a Bluesky verification. Many real accounts on Bluesky are unverified, since verification is still rolling out.
What does Sera Markoff post about?: Sera Markoff is classified under Science in our directory. Bio: "Plumian Prof in Astro @U Cambridge & Prof Astro-/Particle Physics @U Amsterdam. All things black hole, member: Event Horizon Telescope, Africa Millimeter Telescope, CTAO. Space, sci-fi, cats, music, v".