Both NASA and Firefly Aerospace say Blue Ghost remains healthy as it prepares to make for lunar orbit sometime next month.

The Kepler infrastructure thus consists of three main components: Kepler uses the exact same MEO constellation as Galileo. Accordingly, 24 MEO navigation satellites will be placed in three orbital ...

More information: Xingxing Li et al, Determination of global geodetic parameters using satellite laser ranging to Galileo, GLONASS, and BeiDou satellites, Satellite Navigation (2024). DOI: 10.1186 ...

The RF & SatNav Laboratory, more formally “The Radio Frequency and Satellite Navigation Laboratory”, is the preeminent ... across the three other global constellations: GLONASS, Galileo, and Beidou; ...

India successfully launched into orbit on Wednesday a new navigation satellite aboard a home-grown rocket, strengthening its ...

Both satellite navigation systems, the Global Positioning System (GPS) and GALILEO, use the lower L-band 1 for wideband navigation services and are sharing the same frequency band with DME. Any GNSS ...

Here are seven nations that dominate the satellite game, powering global communication, defence, and research from space.