China’s Shijian-21 and Shijian-25 satellites, known as SJ-21 and SJ-25 for short, likely docked together in geosynchronous ...

Astronomy Satellites trace a triangle above Gemini North Telescope | Space photo of the day for June 30, 2025 News By Kenna Hughes-Castleberry published 30 June 2025 ...

The Vera Rubin telescope, which is set to open its eyes to the sky later this month, has a 26-foot-wide (8.4 meters) mirror, one of the largest in the world. It's also fitted with the largest camera ...

Fraunhofer researchers want to use laser communication telescope to modernize satellite infrastructure and keep pace with ...

Applications Fraunhofer spin-off ready to scale up telescopes for laser satellite links 03 Jul 2025 Jena-based Spaceoptix looking to make 50 units per year in collaboration with Tesat.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Three satellites created a triangle shape near the Gemini North Telescope in Hawaii. | Credit ...

SpaceX’s efforts to dim its Starlink satellites will likely be effective, at least for one major observatory. But the brightness concern about mega constellations hasn’t gone away.

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

Radio telescopes saw a strange burst of unknown energy in June 2024. Now we know it was from Relay 2, an early ...