Ryan Ridden
@ryanridden.bsky.social
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Astronomer at the University of Canterbury
Around 800 trees in the ground for today's Trees for Canterbury planting day! A big group of students from UC there helping reclaim another part of Ōtautahi for nature.
3 months ago
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Nice to see Kepler/K2 and TESS leaving their marks on MAST!
add a skeleton here at some point
4 months ago
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700 new native trees in the ground from today's Trees for Canterbury planting at Orton Bradley Park. Another small patch of Aotearoa returning to what it was.
4 months ago
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It's always nice to check in on my thesis when visiting Mt Stromlo 🔥
4 months ago
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reposted by
Ryan Ridden
9 months ago
Fantastic presentation on Timescape by
@ryanridden.bsky.social
yesterday at the South Island Stardate. Exciting times in cosmology! He also gave an awesome presentation on Cosmic Cataclysms and how we can get involved in it through zooniverse. Wow! Some great research going on at UC!
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New paper up on arXiv! We present the TESSELLATE pipeline to conduct a general transient search of all TESS data. This is a massive goal that I've been working towards for years which was made possible by my incredible students and co-authors!
arxiv.org/abs/2502.16905
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TESSELLATE: Piecing Together the Variable Sky With TESS
We present TESSELLATE, a dedicated pipeline for performing an untargeted search documenting all variable phenomena captured by the TESS space telescope. Building on the TESSreduce difference imaging p...
https://arxiv.org/abs/2502.16905
9 months ago
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reposted by
Ryan Ridden
Cosmic Cataclysms
10 months ago
We have more data going up now! Keep an eye out for a comet that is photobombing TESS ☄️
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I'm amazed at how fast the citizen scientists tore through the dataset. It's made something that seemed like a insurmountable task suddenly feel very achievable!
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11 months ago
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reposted by
Ryan Ridden
Cosmic Cataclysms
11 months ago
Just a few hours in and a lot of cool discoveries already! Here's a newly observed outburst from the cataclysmic variable ASASSN -14je.
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reposted by
Ryan Ridden
Cosmic Cataclysms
11 months ago
The project is live, join us in finding all the cosmic cataclysms observed by TESS! If you find anything interesting share it with us here!
www.zooniverse.org/projects/che...
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Zooniverse
The Zooniverse is the world’s largest and most popular platform for people-powered research.
https://www.zooniverse.org/projects/cheerfuluser/cosmic-cataclysms
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A nice spot for writing a paper on exploring the dynamic universe.
12 months ago
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reposted by
Ryan Ridden
John Forbes
about 1 year ago
The Galaxy is full of streams of interstellar objects! Explainer thread below from
@astrokiwi.bsky.social
🔭 🧪
add a skeleton here at some point
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3600 classifications in just a few hours for our beta test!
add a skeleton here at some point
about 1 year ago
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Raccoon!
about 1 year ago
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Never thought I would hold a piece of Hubble. Today was a good day.
about 1 year ago
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you reached the end!!
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