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Make a deal with Bruce Macintosh
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
1.7K
Account age
2 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Bruce Macintosh
Known for
📊 Post engagement
13
Avg engagement / post
0.8%
Engagement vs followers
Aug 2023
On Bluesky since
🔥 Top post: Interesting paper on requirements for undergraduate astronomy de · 25 likes + reposts
📊 Activity & format
Posting cadence
0.58 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 10 text · 2 image · 0 video.
Follower / following
3.2×
Follows 539 back. A more reciprocal / networked account.
Recent posts
View on Bluesky ↗
@ucobservatories.bsky.social is searching for a leader for our outreach and public education programs - looking for a scientist who is passionate about science communication and bringing astronomy to the public. Feel free to reach out with…
I was at Lawrence Livermore National Lab twenty years ago when the Bush administration did something similar to University of California and the NNSA national labs (LLNL and Los Alamos) the outcome wasn't a disaster but it wasn't great.
It’s also an effect of running against impossible policies without a media system that points this out. If Trump says “we will raise tariffs and this will lower your gas prices by 400%“ it’s hard to sound better with proposals for EITC cha…
Extremely happy to see @markmarley.bsky.social win the 2026 Kuiper prize from the Division of Planetary Sciences. Extremely well deserved. Noting a few criteria from the award page:
science.arizona.edu/news/prof-ma...
The NSB is pretty important in US science policy and included a lot of brilliant people thinking about hard questions, and even though they’re presidentI’ll appointees historically have been fairly apolitical and serve through multiple adm…
I'll try to have more to say about this tomorrow, but Olivier Hainaut is a global astro-hero for doing this kind of careful quantitative modeling.
I feel extremely seen.
To be fair, he didn’t say if this was real GDP or nominal. .
Best it could find was He II . Is ionization hell?
If you live in the Bay Area, are bored on Wednesday night, and would like to hear flippant remarks about exoplanets and see pictures of golden retrievers, come here me talk at Foothill College: www.seti.org/events/pictu...
We all show this figure, but I seriously agree with Peter that we need to rethink that. It tells a story but doesn't actually convey more than one or two important facts. It's almost ritualistic.
🦋 Handle & authenticity
Bluesky handle
@bmacastro.bsky.social
A default .bsky.social handle — genuine, but not domain-verified. Confirm identity before a high-value deal.
On Bluesky since
Aug 2023
An early adopter from the invite-only beta (before the Feb 2024 public launch) — an original, established account.
💡 Facts
🗓️Joined Bluesky in 2023 — 2 years ago.
👁️Averages 13 views per post.
📤Posts about 0.6× per week.
🕵️ Fake follower check
Estimated61/100
Fair
Credibility score
84%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 84% real, active audience · Low fake-follower risk.
- Engagement (~0.8% of followers engage each post) is around typical for Bluesky.
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Astronomer working on imaging extrasolar planets, instrumentation, and science policy. Spare time: hiking with a golden retriever, and not playing enough boardgames.
Director, University of California Observatories, but opinions are my own. He/him
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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