Dr. Kelley Hess's Avatar

Dr. Kelley Hess

@khesser.bsky.social

Astronomer/Senior Researcher at Onsala Space Observatory/Chalmers University, Sweden; ultra runner, adventure racer, cyclist. Ironman WC 2012, 2014. Xterra World Champs 2014.

29,809 Followers  |  665 Following  |  879 Posts  |  Joined: 07.07.2023
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Posts by Dr. Kelley Hess (@khesser.bsky.social)

Watercolour painting by Canadian artist, Jennifer Annesley, of a lit antique oil lamp lighting a log interior, next to a glass of white wine. In the background is a square 4-paned window looking out to a vista of a snow- covered mountain and deciduous trees. Colours range from firey yellow-orange & burnt sienna to cool blue and purple. Value range is complete, from pure white to pure black. Available at Canada House Gallery in Banff, Canada https://annesley.ca/availablechg

Watercolour painting by Canadian artist, Jennifer Annesley, of a lit antique oil lamp lighting a log interior, next to a glass of white wine. In the background is a square 4-paned window looking out to a vista of a snow- covered mountain and deciduous trees. Colours range from firey yellow-orange & burnt sienna to cool blue and purple. Value range is complete, from pure white to pure black. Available at Canada House Gallery in Banff, Canada https://annesley.ca/availablechg

"Skoki Afternoon"(watercolour, 21 x 14") The entirely analog experience at Skoki Lodge is rustic, yes, but elegant & restorative in its simplicity. Antique oil lamps are the only light source in the 1930 ski-in lodge, creating a glowing interior that contrasts/augments the winter landscape. #art ๐Ÿ‡จ๐Ÿ‡ฆ

04.03.2026 16:11 โ€” ๐Ÿ‘ 37    ๐Ÿ” 8    ๐Ÿ’ฌ 3    ๐Ÿ“Œ 2

There have been MULTIPLE early leaks of scientific discoveries via DECORATED CAKE. Scientists are good at many things, but shutting up is definitely not one of them.

04.03.2026 11:51 โ€” ๐Ÿ‘ 838    ๐Ÿ” 206    ๐Ÿ’ฌ 10    ๐Ÿ“Œ 9

Itโ€™s fish doorbell season!

03.03.2026 22:40 โ€” ๐Ÿ‘ 8    ๐Ÿ” 2    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Ding-dong! The Dutch Fish Doorbell needs you to help migrating fish A Dutch lock is closed for the spring, and its employees want you to tell them when migrating fish come knocking by ringing a digital doorbell

A Dutch lock is closed for the spring, and its employees want you to tell them when migrating fish come knocking by ringing a digital doorbell

03.03.2026 19:28 โ€” ๐Ÿ‘ 460    ๐Ÿ” 139    ๐Ÿ’ฌ 6    ๐Ÿ“Œ 23

@geocycle.bsky.social The material impact youโ€™ve had on meโ€ฆ ๐Ÿคฃ

03.03.2026 07:57 โ€” ๐Ÿ‘ 3    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
A grey and orange bike leans against folded seats in a train waiting at the station. An orange backpack leans against the front wheel. The bike: a Trek 1120 with luggage racks for bike camping, and the backpack: a Mystery Ranch/Carryology Unicorn 2.0, are totally dope.

A grey and orange bike leans against folded seats in a train waiting at the station. An orange backpack leans against the front wheel. The bike: a Trek 1120 with luggage racks for bike camping, and the backpack: a Mystery Ranch/Carryology Unicorn 2.0, are totally dope.

First commute by bike to Onsala of the year!

03.03.2026 07:56 โ€” ๐Ÿ‘ 18    ๐Ÿ” 1    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0

You don't have to speak Swedish to apply, but you do have to be workably fluent in 2 years. #histSTM ๐Ÿ—ƒ๏ธ

27.02.2026 20:24 โ€” ๐Ÿ‘ 8    ๐Ÿ” 4    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0
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Lost 19th century film by Mรฉliรจs discovered at the Library | Timeless Library conservators recently made a startling discovery in a batch of decaying film reels -- a long-lost 1897 film by early cinema icon George Mรฉliรจs. The French magician-turned-filmmaker's

โ€œThe 45-second film, made around 1897, was the first appearance on film of what might be called a robotโ€ฆIt had not been seen by anyone in likely more than a century.โ€

26.02.2026 19:31 โ€” ๐Ÿ‘ 98    ๐Ÿ” 20    ๐Ÿ’ฌ 10    ๐Ÿ“Œ 5
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Good morning from Finnish Lapland ๐Ÿ‡ซ๐Ÿ‡ฎ at Santa Claus Village, the northernmost stop on the FlixBus European network ๐ŸšŒ

Over the next 100+ hours, Iโ€™ll be travelling exclusively with FlixBus all the way to Lisbon ๐Ÿ‡ต๐Ÿ‡น which is the longest journey you can book as a single ticket with them!

25.02.2026 06:56 โ€” ๐Ÿ‘ 256    ๐Ÿ” 47    ๐Ÿ’ฌ 22    ๐Ÿ“Œ 17
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They Met in an E.R. and Were Married at the Super Bowl

The only vows colum you ever need to read. They can retire the concept now. www.nytimes.com/2026/02/24/s...

26.02.2026 04:40 โ€” ๐Ÿ‘ 73    ๐Ÿ” 15    ๐Ÿ’ฌ 3    ๐Ÿ“Œ 0

We should have canceled him a generation ago for being bad at statistics. How can you trust an economist who is that bad at interpreting information?

25.02.2026 21:51 โ€” ๐Ÿ‘ 4    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Fuck Larry Summers and his misogyny. Who is surprised? Heโ€™s been boasting about it for more than 20 years! www.pbs.org/newshour/sci... @harvard.edu

25.02.2026 18:12 โ€” ๐Ÿ‘ 8    ๐Ÿ” 1    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Satellite proposals threaten the night sky In the United States, the Federal Communications Commission (FCC), the agency responsible for authorizing satellite launches and operationsโ€ฆ

The FCC just opened public comments on SpaceX's plan to launch a million satellites to do AI compute in space. Under the current proposal, an environmental review won't be required. Please consider submitting a public comment to oppose this damaging plan.
darksky.org/news/two-sat...

22.02.2026 19:21 โ€” ๐Ÿ‘ 3396    ๐Ÿ” 2628    ๐Ÿ’ฌ 119    ๐Ÿ“Œ 382
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Replays of that superb pass from Taylor Heise and the goal from Megan Keller

19.02.2026 21:11 โ€” ๐Ÿ‘ 548    ๐Ÿ” 106    ๐Ÿ’ฌ 8    ๐Ÿ“Œ 37
Two Bluesky posts. The first is a headline from the Colorado Sun that says โ€œAn old land dispute in the San Luis Valley pits the privacy of a billionaire's new home against grazing sheepโ€ and the second from Effinโ€™ Birds that says โ€œWhat a fuckwitโ€.

Two Bluesky posts. The first is a headline from the Colorado Sun that says โ€œAn old land dispute in the San Luis Valley pits the privacy of a billionaire's new home against grazing sheepโ€ and the second from Effinโ€™ Birds that says โ€œWhat a fuckwitโ€.

Enjoying the serendipity of the timeline.

18.02.2026 23:12 โ€” ๐Ÿ‘ 8    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Yosemite National Park by Gretchen Leggitt Lightweight Multifunctional neckwear made from recycled plastic bottles, delivering UPF 50 sun protection and evaporative cooling properites. Running, Jumping, Hiking, Fishing, Paddling, Camping - wha...

Iโ€™m biased bc I used to do a little fieldwork for the forest service in Yosemite, but theyโ€™re all neat. I had no idea they would do custom orders, though โ€” itโ€™s such a great idea for swag!

www.buff.com/us/coolnet-u...

14.02.2026 21:31 โ€” ๐Ÿ‘ 3    ๐Ÿ” 1    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

Those are SO COOL! ๐Ÿ˜

I would be biased for Yosemite too. :) My family used to go there every year to go skiing at Badger Pass. ๐ŸŽฟ

14.02.2026 21:47 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

As a Buffs fan, I absolutely love this idea, and look how great they are!

And if you didnโ€™t know, but are a fan of the US National Parks, Buffs has an equally cool looking parks collection with unique designs for the big favorites.

14.02.2026 17:42 โ€” ๐Ÿ‘ 10    ๐Ÿ” 1    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

Ooo! Thatโ€™s great to know. I will make sure to keep an eye out for them. Thanks for the heads up!

14.02.2026 21:15 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
The Buff neck warmer/head cover on its packaging.

The Buff neck warmer/head cover on its packaging.

One side of the Buff featuring three radio telescopes in yellow that represent the OSO 25 m, and the Osaka twin telescopes. Above the telescopes is some geometric stylised northern lights, and in the foreground is an inlet from the sea and the rocky coastline. The landscape is shades of blue.

One side of the Buff featuring three radio telescopes in yellow that represent the OSO 25 m, and the Osaka twin telescopes. Above the telescopes is some geometric stylised northern lights, and in the foreground is an inlet from the sea and the rocky coastline. The landscape is shades of blue.

A side of the Buff featuring the ray dome, in yellow, that houses the Onsala 20 m. There is some aurora and stars above the dome and pine trees on the horizon, and two deer subtly in the foreground. The landscape is in blue.

A side of the Buff featuring the ray dome, in yellow, that houses the Onsala 20 m. There is some aurora and stars above the dome and pine trees on the horizon, and two deer subtly in the foreground. The landscape is in blue.

We got custom Buffs made for the Sweden SKA Science Days and other sweSRC and Nordic ARC node events this year, inspired by the telescopes and landscape of Onsala Space Observatory. The anticipation has been intense, but they turned out so well! ๐Ÿคฉ ๐Ÿ”ญ ๐Ÿ“ก

14.02.2026 17:27 โ€” ๐Ÿ‘ 29    ๐Ÿ” 2    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 1
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Scientists no Longer Find Twitter Professionally Useful, and have Switched to Bluesky Synopsis. Social media has become widely used by the scientific community for a variety of professional uses, including networking and public outreach. For

Bluesky is the new science Twitter, new study by @whysharksmatter.bsky.social and Julia Wester concludes!

"Results show that for every reported professional benefit that scientists once gained from Twitter, scientists can now gain that benefit more effectively on Bluesky than on Twitter."

13.02.2026 22:08 โ€” ๐Ÿ‘ 6579    ๐Ÿ” 2116    ๐Ÿ’ฌ 98    ๐Ÿ“Œ 183
Looking across a conference table with a laptop and coffee cup on the near side. Out the windows on the opposite side of the room is a snowy Swedish coastal landscape featuring three radio telescopes and a small red painted building

Looking across a conference table with a laptop and coffee cup on the near side. Out the windows on the opposite side of the room is a snowy Swedish coastal landscape featuring three radio telescopes and a small red painted building

View from the office yesterday.
๐Ÿ“ก ๐Ÿ”ญ โ„๏ธ

12.02.2026 11:36 โ€” ๐Ÿ‘ 44    ๐Ÿ” 1    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0

OK BUT THE SOURCING AND CONSTRUCTION OF OLYMPIC CURLING STONES IS SO FREAKING COOL i'm glad people are yapping about this

(i did not Understand a damn thing about curling until quite recently and am low-key mildly obsessed now)

10.02.2026 19:06 โ€” ๐Ÿ‘ 37    ๐Ÿ” 8    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
Siblings Isabella Wranรฅ and Rasmus Wranรฅ holding up the Swedish flag after winning the mixed doubles final in curling against the United States in the 2026 winter Olympic games.

Siblings Isabella Wranรฅ and Rasmus Wranรฅ holding up the Swedish flag after winning the mixed doubles final in curling against the United States in the 2026 winter Olympic games.

Swedish language PSA: The mixed doubles curling gold medal winners are named "Wranรฅ", not "Wranaa" as is used in the official Olympic games broadcasts and results. "ร…" is an actual letter in the Swedish alphabet, just like "รค" and "รถ". Its pronunciation is similar to the "o" in "gold."

10.02.2026 21:48 โ€” ๐Ÿ‘ 15    ๐Ÿ” 2    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

Today, in Jevons Paradoxโ€ฆ

10.02.2026 22:00 โ€” ๐Ÿ‘ 6    ๐Ÿ” 1    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0

Look around. The case for more, not less, liberal arts education remains stronger than ever.

09.02.2026 05:54 โ€” ๐Ÿ‘ 349    ๐Ÿ” 58    ๐Ÿ’ฌ 4    ๐Ÿ“Œ 1
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Gladys Mae West obituary: mathematician who pioneered GPS technology She made key contributions to US cold-war science despite facing huge barriers as a Black woman.

No joke: I got angry hate mail today for writing an obituary of a Black woman scientistโ€”because the person felt she did didnโ€™t deserve the recognition.

Which just makes me want to share it again: www.nature.com/articles/d41...

06.02.2026 09:09 โ€” ๐Ÿ‘ 47145    ๐Ÿ” 19330    ๐Ÿ’ฌ 1350    ๐Ÿ“Œ 795

Our flagship public universities are already not "public" universities. Soon, they'll either be fully privatized, or they'll be "universities." The question for places like UW - Madison is which one we'll become. Others have already made their choices. And the rest simply haven't admitted this yet.

05.02.2026 22:27 โ€” ๐Ÿ‘ 51    ๐Ÿ” 17    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 1

The next edition circa Sept 2027 is bound to be exciting with SKA Low science verification data (results?) in hand. For nowโ€ฆIโ€™m excited to catch up on sleep. ๐Ÿ˜ด

05.02.2026 19:13 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Just wrapped up a great meeting of the 3rd Sweden SKA Science Days! 50+ people and folks online, 8+ countries represented, a myriad of science topics from proto-planetary disks to galaxies to cosmic rays to the epoch of reionization, & lively discussions about machine learning in the SKA era. ๐Ÿ”ญ ๐Ÿ“ก

05.02.2026 19:10 โ€” ๐Ÿ‘ 11    ๐Ÿ” 1    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0