Dr Jan Eldridge

@astro-jje.bsky.social

NZ theoretical astrophysicist studying exploding binary stars. Sci-fi addict, feminist, non-binary femme. Pronouns: she/her/they. All views my own.

Saw a post on Facebook that I now can't find pointing out that (at least some) witches in history were probably just neurodiverse women (not that we can diagnose historical figures) and I can't stop thinking about how much sense that makes.

That time when you realise you brain can probably run stellar evolution models faster than a computer can... the only problem is getting the data out into a paper is a bit tricker. 🤣😂😢

Latest paper from my group -- looking at possible gravitational wave signals from primordial black holes interacting with the black holes at the centres of galaxies, with my excellent student Laura Burn and Nelson Christensen. cosmology.auckland.ac.nz/2026/08/17/p...

Say Hello, Wave Goodbye

We calculate the gravitational wave signal from encounters between primordial black holes and the super massive black holes at the centres of galaxies.

cosmology.auckland.ac.nz

Humble brag time. I just swam 1.5km (in just over an hour, so only four times slower than elite pace 😂🤣). Not bad for someone who two years ago had been dealing with pericarditis.... Feeling - Fantastic!

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1. In an incredible new landmark review, the Health Council of the Netherlands has declared that gender-affirming care for trans youth works, reducing wait times is "morally urgent," and regret is rare. It is the latest of many Euro countries to advance care. Subscribe to support our journalism.

Landmark Official Dutch Review Recommends Trans Youth Care, Call For Expanding Treatment

The review finds that wait times must be shortened, that few people detransition, and that trans youth care has enormous benefits.

erininthemorning.com

Best comment from Co-pilot: "After all, the official university leadership competency framework is sadly silent on the important question of whether a Deputy Dean should sing Angels in the car on the way home. 🎵 Personally, I think that omission should be corrected in the next review cycle. 😁"

NZ First wrote their definitions bill after anti-trans hate group SUFW showed them a petition demanding such a bill. They gathered 2,245 signatures in 4 months This petition *against* the bill just surpassed that in less than 4 hours ❤️ Please stand with us our.actionstation.org.nz/petitions/e-...

E Tū E Kī: They Don’t Speak for Us - Block the Definition of Woman Bill

The Government is progressing a Bill through Parliament that aims to limit the rights of transgender, non-binary, and intersex New Zealanders in the name of cis women, by defining “man” and “woman” (a...

our.actionstation.org.nz