Casey Handmer ✓
@CJHandmer · NASAdena · joined 21 Jun 2012
Physicist, Immigrant, Pilot, Dad. Former Caltech, Hyperloop, NASA JPL. Founder @terraformindies. Hiring!
67 047Followers
5 017Following
41 960Posts total
3.1MViews on collected posts
Derniers posts
Recherche de nouveaux posts…
This whole statement contains zero information except that the Europeans want to ingest US space sovereignty into their regulatory maw. More cookie banners!
Sorry, thank you but no thank you. The table stakes to have a useful or valid opinion in space are extremely high and
5.8K views · 116 likes
· 12 reposts · 9 replies
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An experienced hiring manager is assessing your ability to *accurately* describe your former role and responsibilities.
11.1K views · 84 likes
· 2 reposts · 4 replies
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alright second time this week a former intern has claimed in a pitch deck that they "ran" their org
idrc if you want to say you were a real engineer. claiming you "ran propulsion" or "ran compute" is fkn crazy
16.1K views · 71 likes
· 0 reposts · 2 replies
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Is there a variant of this tile that can make curved surfaces?
15.5K views · 119 likes
· 0 reposts · 17 replies
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It's so hard to have a real adventure these days. Glad people are using AI to convince them to try.
11.9K views · 148 likes
· 1 reposts · 9 replies
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@CJHandmer Really want to force all the de growthers to play this 100 times each and take notes on the outcomes, to really internalize how good we have it now
1.1K views · 17 likes
· 0 reposts · 1 replies
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In 2023, a long-standing problem in mathematics was solved with the discovery of the “hat” tile, an aperiodic monotile.
The 13-sided shape can cover an infinite plane completely, with no gaps or overlaps, using copies of just this one shape. However, the resulting pattern can ht
123.6K views · 1.9K likes
· 239 reposts · 50 replies
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@CJHandmer Not so bad https://t.co/SnNGCZFJZ6
1.1K views · 14 likes
· 0 reposts · 0 replies
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The “common good” language in the International Space Summit is likely a problem for the US. Like the Moon Treaty, it’s a demand that the leader(s) in space should share with those who can’t be bothered to invest in space.
But why should they? What leverage does France have? ht
21.6K views · 278 likes
· 20 reposts · 40 replies
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You can now play this for real with https://t.co/oeAf9mw1CL. I just died of smallpox aged 7 in 1889.
149.2K views · 851 likes
· 84 reposts · 70 replies
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You can now enjoy this in the browser at https://t.co/kxQ5YFCQAN.
27.8K views · 53 likes
· 7 reposts · 7 replies
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Now doing this for the Moon: https://t.co/myBmDHNuj3
5.2K views · 15 likes
· 0 reposts · 6 replies
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You can now enjoy a colored relief map render of this dataset streamed through Google Earth. Download the .kml file (https://t.co/tzxDvt7JVX) and open it in your Google Earth Pro client. Enjoy! https://t.co/Rf7fmJkiL1
192K views · 341 likes
· 28 reposts · 21 replies
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Okay team. Here it is. A 28 m resolution global map of the planet Mars, viewable on Google Earth. The starter version with just 271,790,899,200 pixels. One of the most beautiful things I have ever made. Please, enjoy!
https://t.co/pIdpFqSZNa https://t.co/jT5R3rsDa9
531.4K views · 2.9K likes
· 430 reposts · 107 replies
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People generally have no idea how much the past sucked. It's fun to study history but anyone who genuinely romanticizes the past I struggle to take seriously.
Even the recent past was miserable by comparison with today, but the pre-industrial era was a total horror show on
2M views · 13.4K likes
· 989 reposts · 815 replies
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Face aux comptes de taille comparable
11 posts des 90 derniers jours, à côté de la tranche de 10K–100K abonnés. diffusé à plus de monde que les comptes de taille comparable.
Vues médianes11 906ce compte924médiane pour 10K–100K
Portée, %17.76%ce compte3.62%médiane pour 10K–100K
Engagement, %1.26%ce compte1.52%médiane pour 10K–100K
| Indicateur | Ce compte | Médiane pour 10K–100K | Rapport |
|---|---|---|---|
| Vues médianes par post | 11 906 | 924 | 12.9× |
| Portée (vues ÷ abonnés) | 17.76% | 3.62% | 4.91× |
| Taux d'engagement | 1.26% | 1.52% | 0.83× |
Autres comptes de cette tranche → Comparer avec un autre compte → Comment ces repères sont établis →
Growth & engagement
How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.
Views per post
26926 Jan
5.2K12 May
27.8K22 Jul
149.2K4 Sep
21.6K
1.4K
1.1K
123.6K
1.1K
11.9K
15.5K
16.1K5 Sep
11.1K
5.8K
Last 14 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.
Engagement rate per post
2.23%26 Jan
0.44%12 May
0.24%22 Jul
0.70%4 Sep
1.59%
1.13%
1.26%
1.83%
1.75%
1.33%
0.88%
0.47%5 Sep
0.81%
2.36%
Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.52%.
What the audience does
Likes83.4%20 433 in total
Reposts7.4%1 812 in total
Replies4.7%1 160 in total
Quotes1.9%472 in total
Bookmarks2.6%634 in total
Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.
The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.
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Frequently asked questions about @CJHandmer
How many followers does @CJHandmer have?
67 047 followers.
How many posts has @CJHandmer published?
41 960 posts.
How do posts by @CJHandmer perform?
Collected posts: 17. Views: 3 133 344. Likes: 20 433.