Sandy Horne @sandyhorne.bsky.social Birder. Amateur photographer. Mostly birds but other things at times.
I spend a lot of time in my 4WD out in beautiful remote areas.
Born on Gubbi Gubbi land. Living on Kaurna land.
Feed cleansing one photo at a time.
Introvert.
Single.
64.
Stephen West @astrogatorwest.bsky.social Orbit mechanic, astrogator, pilot, flight instructor
Tony Dunn @tony873004.bsky.social Orbit simulations of planets, comets, asteroids and other interesting stuff. Amateur astronomer. BA: Physics & Astronomy, SFSU.
Derek Newsome @derek.space Spaceflight Photographer
Fighting to keep the dream alive.
derek.space
derekspace.com
He/Him
APS Gravity—DGRAV @dgrav.org APS Division of Gravitational Physics (DGRAV)
🌐 https://engage.aps.org/dgrav/home (official)
🌐 https://dgrav.org/ (unofficial)
Physics World @physicsworld.bsky.social News, views and information for the global physics community. physicsworld.com
Sawyer Rosenstein @thenasaman.bsky.social Space geek, Contributor at NSF, TalkingSpace Host/Editor, AstroAccess Ambassador, Fmr ChallengerCtr Flight Director, Paraplegic, Cuse '15 BDJ- S Spaceflight Now – The leading source for online space news [Uno… @spaceflightnow.com.web.brid.gy 🌉 bridged from 🌐 https://spaceflightnow.com/: https://fed.brid.gy/web/spaceflightnow.com
Gene J. Mikulka @genejm1017.bsky.social Founded the Talking Space Podcast in 2009.
Immersed in spaceflight since the Apollo days, Space Advocate and lovebird Dad. All Opinions are mine alone and don't reflect the position of the podcast. https://www.talkingspaceonline.com
Ian J. O'Neill @astroengine.bsky.social NASA JPL news media specialist. Topics include (not limited to): ☄️🛰️📡🪐🌕⚛️ Solar physics PhD. Science communicator, writer. Opinions are mine, mine, all mine. he/him
Curiosity Rover @marscuriosity.extwitter.link ⚠️ MIRROR OF twitter.com/MarsCuriosity
⚠️ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
AmericaSpace @americaspace.bsky.social A place for space news and launch coverage. 
Spaceflight Insider @spaceflightinsider.bsky.social 
Casey Stedman @caseystedman.bsky.social Retired Air Force Officer & GWOT Veteran, Current Space Operations specialist,
Naturalist & Advocate for Conservation
Scott Manley @handle.invalid ⚠️ MIRROR OF twitter.com/DJSnM
⚠️ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
Fraser Cain @fcain.universetoday.com Space journalist and skywatcher. I'm the publisher of Universe Today (universetoday.com) and co-host of Astronomy Cast (astronomycast.com). YouTube: https://www.youtube.com/@frasercain
Tory Bruno @torybruno.bsky.social President and CEO United Launch Alliance @ULAlaunch, ...Rocket Scientist, Horseman, proud @calpoly alum
John Kraus @johnkrausphotos.bsky.social Find me on X @johnkrausphotos
Everyday Astronaut @handle.invalid ⚠️ MIRROR OF twitter.com/Erdayastronaut
⚠️ If you own the original account and want to claim this, please contact @twttr-mirrors.bsky.social
Dr Pamela L Gay @starstryder.space I am an astronomer, technologist, and creative focused on using new media to engage people in learning and doing science. Note: I have dyslexia and will typo. OMG will I typo...
Science Friday @scifri.bsky.social Entertaining & educational conversations about science, tech, + more. Hosted by Ira Flatow and Flora Lichtman. From WNYCStudios.
Physics Today @physicstoday.aip.org The world's most popular physics magazine.
physicstoday.aip.org
HiRISE Beautiful Mars (NASA) @uahirise.bsky.social Images from the High Resolution Imaging Science Experiment (HiRISE) on board the Mars Reconnaissance Orbiter (NASA). We are based out of the Lunar and Planetary Laboratory at the University of Arizona in Tucson, AZ. https://uahirise.org
Sophie Bushwick @sophiebushwick.bsky.social Science & technology communicator, editor, podcast & video host, book reader
Robert Wall @r-wall.bsky.social Aviation Week - Executive Editor, Defense & Space
Jason Hutt @jthutt.bsky.social NASA Human Spaceflight for 25+ years. Displaced Philadelphian. Go Birds! Amateur photographer. Occasional sci-fi writer.
Sent people to the Moon!
Go then. There are other worlds than these.
https://otherworlds.picfair.com/
Peter Edmonds @peterdedmonds.bsky.social Australian-American husband, father, professional nerd, astronomy communicator, dog spoiler, cricket fan. Opinions mine. He/him. 
Royal Astronomical Society of Canada - Vancouver Centre @rascvancouver.bsky.social All things astronomical; free monthly lectures, access to Trottier Observatory @SFU, free loaner telescopes, and star parties! Astronomy newcomers & experts welcome! Free monthly events as well 👀
yes, a real human makes the posts (hi)
rasc-vancouver.com
Chris Evans @chrisinbaltimore.bsky.social European Space Agency HST & JWST Project Scientist; Head of ESA Office, STScI; views my own
JWST Observer @jwstobserver.bsky.social JWST Observer is managed by STScI and provides astronomers with the most up-to-date information, news, and events related to observing with JWST.
Hugh Lewis @profhughlewis.bsky.social Professor of Astronautics at University of Birmingham, UK, with interests in #SpaceDebris & #SpaceSustainability. Also a #pwME
Planetary Science Institute @psi.edu https://www.psi.edu/
A private nonprofit dedicated to studying the origin, characteristics, and evolution of planetary systems and planets, including the Earth.
Dr Stephen Thomson @stephenithomson.bsky.social Senior Lecturer in geophysical and astrophysical fluid dynamics
at the University of Exeter, UK. Good friends with Jupiter. Co-creator of the Isca Modelling framework.
Geraint F. Lewis @cosmichorizons.bsky.social Cosmologist & Galactic Archaeologist at
@Sydney_Uni. Proud Silurian, Australian immigrant, & author of books about the strange universe we find ourselves in!
Ringwatchers Raptor Tracking @raptors.ringwatchers.com ringwatchers.com
discord.gg/ringwatchers
patreon.com/Ringwatchers
Julie Johnsson @juliejohnsson.bsky.social Aerospace reporter for The Air Current, plane nerd, cat fan. Opinions are my own.
Jackie Wattles @jackiewattles.bsky.social Space Reporter @ CNN
Signal: jackiecnn.04
Paul Marks @paulmarks12.bsky.social Journalist writing on technology, aviation & spaceflight ✍🏻 New Scientist, Economist, BBC Future, Aerospace America, ACM News, Guardian🎙️📺 BBCR4, NPR, SkyNews, Richard&Judy, OneShow.
Woodland conservation volunteer.
authory.com/PaulMarks
Space Voyaging @spacevoyaging.com News and insights about space 🚀
www.spacevoyaging.com
Will Robinson-Smith @willrobinsonsmith.bsky.social Space reporter for @spaceflightnow.com covering NASA, orbital launches and commercial space | Send tips: will@spaceflightnow.com
Mike Gruss @mikegruss.bsky.social Chief content and strategy officer at @spacenewsinc.bsky.social
Why you should have a cat *️⃣ @shouldcats.bsky.social The parfect acount to show to your parents when you want acat 😺❤️
OrientSpace @orientspace.bsky.social Sektor kosmiczny okiem orientalisty
www.orientspace.pl
Sharmila Kuthunur @skuthunur.bsky.social Space journalist. ✍️ in Scientific American, Astronomy Magazine, Science, Space.com, Payload Space + more. Signal @SharmilaKuthunur.01 | sharmilak@proton.me
Cathy Cavallo @cavallodelmare.bsky.social Nature nut.
Tom Fairman @itsnotfairman.bsky.social Ecologist × forester = forest scientist. Works with forests, fire and people in south-eastern Australia.
Cameron Webb @mozziebites.bsky.social Assoc. Professor Medical Entomology (NSW Health Pathology & University of Sydney); author CSIRO Publishing & The Conversation; mosquitoes, mosquito-borne disease, wetlands.
HP Waudby @hpwaudby.bsky.social Dr Helen P Waudby. Conservation biologist working with threatened species in southern NSW. Northern Territorian. Natural history; fieldwork; wildlife; wildflower photography.
Aaron Greenville @aarongreenville.bsky.social Senior Lecturer in Spatial Agricultural and Environmental Sciences. I'm an ecologist that studies how ecosystems respond to environmental change. https://aarongreenville.com/
David Chapple @chapplelab.bsky.social Leads the Evolutionary Ecology of Environmental Change research group at Monash University, Australia. chapplelab.com. #lizard #skink
Chris Jolly @ecolojolly.bsky.social Ecology | evolution | behaviour | fire | conservation | herpetology |
Postdoc at Macquarie University. Living on Larrakia Country (Darwin)
Ecological Society of Australia @ecolsocaus.bsky.social The ESA is the peak group for ecologists in Australia 🐸🐝🪲
Here for the koala-ty content 🐨
Join us at ESA2026 👇
esa2026.org.au
Dalida Innes @dainnes67.bsky.social Professional Wildlife Photographer, Australia.
https://www.inneswildlife.com
https://www.instagram.com/dainnes67
Ben Wagner @gliderhabitat.bsky.social Research Fellow @unimelb. Studying arboreal mammal habitat in mixed species eucalypt forests and forest resilience and adaptation in the Australian alps.
Emma L Johnston @dremmaljohnston.bsky.social Professor of Marine Ecology and Ecotoxicology at the University of Sydney, Australia. Director on the boards of GBRMPA, CSIRO, & IPF.
Dr. Sean Buckley @congensean.bsky.social Lecturer in Molecular Ecology, Edith Cowan Uni | Conservation and Ecological Genetics | Science Blogger @ www.theg-cat.com | Amateur Wildlife Photographer | ⚣ He/him 🏳️🌈 | 🐟🦘🐦🦎🧬
Bec Archer @becarcher.bsky.social Environmental Scientist working and living on Wadandi Boodja in southwest Western Australia. Bird & native plant nerd.
Lifelong leftie.
Mum of two neurodivergent children. LGBTQIA+ and disability ally and advocate.
No profile description = block.
Rob Davis @pezoporus.bsky.social Assoc. Prof. in Wildlife Conservation at Edith Cowan University. Editor in Chief: Pacific Conservation Biology. Studies birds, herps, rodenticide impacts on wildlife. Living on 5 acres in Western Australia on Whadjuk Noongar country.
www.wildlifelab.org
LizardGuy @lizardguy.bsky.social Ecologist, poet, environmental educator, concerned about the future. Recognises that we're an ecosystem in an ecosystem. Socialist (not when it comes to billionaires though). 
Rachel Hollis @rachelhollisart.bsky.social Australian Bird & Wildlife Artist | Fascinated by birds & insects
www.rachelhollis.com
Martin Westgate @martin-westgate.bsky.social Australian biodiversity scientist. Occasional scientific software developer. Former professional gift wrapper.
Blog: https://martinwestgate.com
LinkedIn: https://www.linkedin.com/in/martin-westgate
Insta: https://www.instagram.com/martin.j.westgate
John Turnbull PhD @johnwturnbull.bsky.social Marine ecologist focusing on social-ecological systems, remote and protected areas; ROV, photogrammetry and UVC specialist; Reef Life Survey coordinator and Research Fellow at Uni of Sydney, www.marineexplorer.org
Anna MacDonald @annamac.bsky.social Uses DNA to study wildlife | plays hockey 🏑 | drinks tea | hikes | adventures with dogs | open heart surgery x2
#conservation #genetics #consgen #eDNA #ecology #Antarctica #biodiversity #seabirds #marsupials #WildOz
Live in lutruwita / Tasmania 🇦🇺🇬🇧🏳️🌈 she/her
Marc Anderson @wildambience.bsky.social Nature sound recordist @ Wild Ambience www.wildambience.com
Recording the sounds of biodiversity, from vibrant habitat soundscapes to the voices of individual species.
Sydney, Australia
Graeme Cumming @gscumming.bsky.social Ecologist of the frontiers... Prof at University of Western Australia & posting on ecology, conservation, academic life.
Bruce Webber @drbrucewebber.bsky.social Global change ecologist: conservation, bioinvasions & climate change 🌳🐜🐈🐊 | adventurer | coffee enthusiast | photographer (views my own)
https://linktr.ee/drbrucewebber
tessa @tesskou.bsky.social Science Journalist🔬🦠
https://muckrack.com/tesskou
📷 Wildlife Photography 🦋
♥️ 🦇 #Nature, #Climate, #Health, #SciComm, #Sciart, #WildOz 🕷️ 🐙 🐧
🎓MSciComm, BSc. Zoology & Genetics 🐋
🌿 Views my own 🦎 Narrm 🇦🇺 ♾🧠 🌈ally
Dr Jacinta Humphrey @jacintahumphrey.bsky.social Senior Research Fellow at ICON Science, working on Biodiversity Sensitive Urban Design 🌳🏠🦜 | She/Her | linktr.ee/jacintahumphrey
#UrbanEcology #UrbanBirds #WomeninSTEM
Tim Curran @timcurran.bsky.social Assoc. Prof. of Ecology at Lincoln Uni, Aotearoa/New Zealand. Scientist, teacher, dad, bibliophile, cricket tragic, snorkeler, rockpooler (fond of crabs). Uses traits to understand plant responses to disturbance. Likes to BBQ plants.
Dax Kellie @daxkellie.bsky.social Data Analyst & Science Lead at the Atlas of Living Australia | Evolutionary biologist & social psychologist (PhD) 🧪 | #rstats 📊 | Music enthusiast 🎵
www.daxkellie.com
Opinions are my own, and they do not express those of my employer
Dr Dave @ecosystemunraveller.com Professor of Ecology, educator, maker | birds, mistletoe, acoustics, conservation | updates on research, family & other beasts. Living on unceded Wiradjuri country
More at https://ecosystemunraveller.com
Michael Scroggie @thescrogster.bsky.social Ecologist, skeptic, batrachophile and stats geek. Scientist by day 🐸📈💻, volunteer firefighter 🚒🧑🚒 by night. This is a personal account. Follow/like/retweet ≠ endorsement.
Hugh Possingham @hugepossum.bsky.social Birdwatcher, conservation scientist and mathematician
Dr Christina N. Zdenek @cnzdenek.bsky.social Ecologist and Herpetologist. Urban Birds Program Coordinator (BirdLife AUS), Ass. Researcher, People For Wildlife. Co-owner, AUS Reptile Academy. Fulbright alumna. Inspiring Australia Ambassador (Qld). #PalmCockatooProject. Ex UofCaliforniaIrvine / ANU
Tim Barlow @timbarlow.bsky.social i do #botany, #ecology, #grasslands, #wetlands, #floodplains, #agro-ecology & email in SE Australia. 👍 For social justice.
🐘 @TimBarlow@ecoevo.social
🐤@TimBarlow3
@harrison-kent.bsky.social @harrison-kent.bsky.social Bachelor of science: Animal behaviour graduate |
Herpetologist for Green Adelaide
Grant Hamilton 🐨 @ecologygrant.bsky.social Professor of Ecology, QUT, Meanjin Brisbane. Director Conservation AI Network. https://conservationai.net/ Drones, cameras, satellites, acoustics & AI for biodiversity. Focusing on Nature Based Solutions. 
Andrew Stafford @andrewstafford.bsky.social Author (Pig City, Something to Believe In), journalist. Views own. Content: music, wildlife/biodiversity, AFL, cats. patreon.com/andrewstafford
LucyParkerPaul🦉🇦🇺 @lucyparkerpaul.bsky.social Birdspotter; Nature Lover; Bird Banding; Owl Club; Powerful Owl Project.
Glen Ryan @silverdory.bsky.social Glen Ryan - he/him - wild orchids, Australian flora, landscape art, gardening, head of Parks & Rec at the independent republic of Corunna, NSW. Native plant consultancy. Commercial imaging + fine-art prints at Silver Dory Productions.
Heather Neilly @heatherneilly.bsky.social 2024 ARC Industry Fellow. 2021 ESA Wiley Next Gen Ecologist. Arid zone. Rangelands. Ecological restoration. Plants. Animals. Soil. The whole shebang @FedUniAustralia Calperum Station. Nanya Station. Thoughts my own
Justine E. Hausheer @justinehausheer.bsky.social Science writer & author. Princeton & SHERP alum. Book on Australian threatened species, The Vanishing Wild, out in 2026 w/ @newsouthpublishing.bsky.social 🦜🦋🐍🦘http://www.justinehausheer.com (Views mine.)
Bill Bateman @acanthoplus.bsky.social At Curtin Uni, Perth, W. Aus - urban ecology, behavioural ecology, wildlife, conservation Twitter @Acanthoplus
Lab. Page: https://www.facebook.com/CurtinUniversityBehaviouralEcology
Leo @leo-in-merimbula.bsky.social shorebird volunteer monitoring and protecting beach-nesting birds in southeast Australia
occasional bird photographer
Merimbula, Australia
http://www.flickr.com/photos/0ystercatcher/
Dean Nicolle @deannicolle1.bsky.social Eucalyptologist (gum nut). Botanist, arborist, ecologist & author, specialising in the eucalypts.
Landscapes / wildlife / science / biodiversity / climate / fire / conservation / evolution / wilderness / taxonomy
Currency Creek Arboretum
www.dn.com.au
Julian Schrader @julianschrader.bsky.social Ecology | Biodiversity | Biogeography | Conservation
Senior Lecturer at Macquarie U, Sydney, Australia
youtube.com/@EcolClips
https://julianschrader.wordpress.com
https://scholar.google.de/citations?user=vkDBwQEAAAAJ&hl=en&oi=ao
Zoe Xirocostas @zoexiro.bsky.social Chancellor’s Research Fellow at the University of Technology Sydney | Board member @ecolsocaus.bsky.social | plant ecology, climate change, biological invasions, interactions, scicomm | invert-lover 🪲 and beach fiend 🏝️ | she/her | zoexiro.com
Eddy Cannella @eddyc.bsky.social I'm cynical but passionate and optimistic about the future. I'm into landscape fauna ecology especially in the arid and semi arid zones. 😁 PS not a huge fan of cat and puppy photos.
Bronwen Scott @snailseyeview.bsky.social Invertebrate zoologist; writer; artist; museum fan; bird watcher; living in the tropics; she/her. Sometimes in Guardian Australia. Otherwise https://snailseyeview.medium.com/
Yung En Chee @yungenchee.bsky.social Applied ecologist, conservation science, structured decision-making, spatial modelling, waterways research, she/her
#StayGrounded #NoFlyForWork #NoAISlopware
Proud to #PayTheRent
Dr Kylie Soanes @drkyliesoanes.bsky.social Just your friendly neighborhood wildlife scientist on a mission to save nature in cities.
🍃Presenter, writer, and insufferable noticer of nature
🍃Expert in biodiversity conservation + urban ecology
🍃Occasionally witty 
Dr David Hamilton @drdevildave.bsky.social Conservation Equollogist | Lutruwita, Tasmania | Tasmanian devil advocate & accidental quoll scientist, posting mainly science & quoll puns
Bluesky Wagtail @angrywagtails.bsky.social Looking for that succulent mealworm. Botanist. Oz flora. Arid-zone plants. Servant to all wagtails. Frog pond enthusiast #TeamRhipidura
On the planet in a country that is not the USA
Perth /on Whadjuk Boodjar
Ruby E. Stephens @rubyecology.bsky.social Australian plant and pollination ecologist, working to make the world greener and kinder. Postdoc at UNSW Sydney thinking about the renewable energy transition. Keen reader, bushwalker, bee admirer
rubyestephens.com
Robin Sinclair @robinssci.bsky.social Field Ecologist. Bird nerd.
Living in Garramilla/Darwin on Larrakia Country.
He/they.
WA Orchids @wa-orchids.bsky.social Exploring Western Australia’s native #orchids, flora, fungi, & biodiversity 🌿🪻🍄🌳. Was on X as @wa_orchids
Also posting #ausinverts, #insects & #moths at Aussie Moths (@wa-moths.bsky.social) 🐛🦋🪲🐜🕷️🐞
📍 Perth, WA (Whadjuk Noongar Boodja)