Casey Handmer ✓

@CJHandmer · NASAdena · joined 21 Jun 2012

Physicist, Immigrant, Pilot, Dad. Former Caltech, Hyperloop, NASA JPL. Founder @terraformindies. Hiring!

67 043Followers

5 017Following

41 958Posts total

962.4KViews on collected posts

Against accounts of the same size

8 posts from the last 90 days, next to the 10K–100K follower range. shown widely, but few of those viewers react.

Median views15 805this account1 637median for 10K–100K

Reach, %23.57%this account5.01%median for 10K–100K

Engagement, %1.10%this account1.81%median for 10K–100K

Metric	This account	Median for 10K–100K	Ratio
Median views per post	15 805	1 637	9.65×
Reach (views ÷ followers)	23.57%	5.01%	4.71×
Engagement rate	1.10%	1.81%	0.61×

Others in this range → Compare with another account → How these benchmarks are built →

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

531.4K8 Jan

192K26 Jan

269

5.2K12 May

27.8K22 Jul

21.6K4 Sep

123.6K

11.9K

15.5K

16.1K5 Sep

11.1K

5.8K

Last 12 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

0.66%8 Jan

0.21%26 Jan

2.23%

0.44%12 May

0.24%22 Jul

1.59%4 Sep

1.83%

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 1.81%.

What the audience does

Likes82.0%6 101 in total

Reposts9.9%739 in total

Replies3.7%273 in total

Quotes1.5%115 in total

Bookmarks2.9%213 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.

Latest 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 05 Sep 2026 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 05 Sep 2026 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 05 Sep 2026 Is there a variant of this tile that can make curved surfaces? 15.5K views · 119 likes · 0 reposts · 17 replies 04 Sep 2026 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 04 Sep 2026 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 04 Sep 2026 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 04 Sep 2026 You can now enjoy this in the browser at https://t.co/kxQ5YFCQAN. 27.8K views · 53 likes · 7 reposts · 7 replies 22 Jul 2026 Now doing this for the Moon: https://t.co/myBmDHNuj3 5.2K views · 15 likes · 0 reposts · 6 replies 12 May 2026 @CJHandmer @danaen803 Thank you! 269 views · 5 likes · 0 reposts · 1 replies 26 Jan 2026 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 26 Jan 2026 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 08 Jan 2026