Astronomer and historian, particularly interested in light pollution and dark skies. Author of three books on the history of astronomy, “The Lost Constellations”, “Uncharted Constellations” and “Mystery of the Ashen Light of Venus”. Runs a consultancy business on light pollution and astronomy.
Fediverse address:
@JohnBarentine@astrodon.social
Co-ordinates the various EU space services including Galileo sat nav, Copernicus climate satellites, asteroid monitoring etc.
Fediverse address (main):
@EUSPA@social.network.europa.eu
Fediverse address (videos):
@euspa@tube.network.europa.eu
Professor of astronomy at the University of Regina in Saskatchewan, Canada. Campaigner for dark skies and regulation of reflective satellites. They are also a farmer, and regularly post updates on their farm’s animals.
Fediverse address:
@sundogplanets@mastodon.social
Satellite enthusiast, monitoring and cataloguing observations of satellites in orbit. Also involved with FOSS, formerly involved in 3D printing.
Fediverse address:
@jebba@jebba.moe
Researcher posting about satellite communications, space, astronomy and related topics.
Fediverse address:
@AkaSci@fosstodon.org
Technologist interested in natural hazards, Earth observation, climate, data science, open data, low-cost technology, human rights and tech ethics. Founder of DisasterTech, maintainer of OpenSpaceData.org, host of the Hotspot podcast.
Fediverse address:
@niklas@niklas.social
Astrophysicist at Harvard and the Smithsonian, currently working on NASA’s Chandra x-ray observatory.
Fediverse address:
@thomasconnor@mstdn.social