Space may feel separate from the environmental systems that sustain life on Earth.
But increasingly, the way we build, launch and dispose of satellites is starting to change that.
Over the past few years, the number of satellite launches has skyrocketed.
There are now nearly 15,000 active satellites in orbit around the Earth,
most of them part of “mega-constellations” in which each satellite has a service life of only a few years.
New satellites must be quickly la…
The #Celeste launch by #RocketLab for #ESA was a success: https://www.youtube.com/watch?v=vls1yNbQtZ0 = the lift-off, https://rocketlabcorp.com/updates/rocket-lab-successfully-launches-85th-mission-and-first-dedicated-launch-for-european-space-agency/ and https://www.esa.int/Applications/Satellite_navigation/Celeste/Celeste_s_first_satellites_launched_to_explore_LEO-based_satellite_navigation = press releases by both parties and https://bsky.app/profile/rocketlabcorp.com/post/3mi3zwvuric2m and https://bsky.app/profile/rocketlabcorp.com/post/3mi4fuyzpwk2d = pictures.
Roboter für Satellitenwartung soll im Sommer starten
Mit zwei Jahren Verspätung soll im Sommer ein Roboter ins All geschossen werden, der Satelliten in geosynchronen Orbits warten, nachrüsten und reparieren soll.
http…
Where's the Hubble Space Telescope now?
https://satellitetracker3d.com/track?norad-id=20580
#SPHEREx confirms predictions for artificial #SatelliteTrail pollution in #LowEarthOrbit: https://arxiv.org/abs/2605.27501 -> "SPHEREx observations obtained between May and September 2025 indicate that 73[...]% of the images already show satellite trail contamination, with an average number of N=2[...] trails per exposure, providing observational validation of the published light contamination models."
Leicht, günstig und HDR-fähig: Xreal stellt neue Display-Brille vor
Xreal zielt mit seiner neuen Display-Brille auf das Budget-Segment, spendiert ihr aber auch technische Upgrades wie HDR.
https://www.…