Sierra Space completes ground demo of navigation satellite for U.S. Space Force program

An artist's depiction of a GPS satellite on orbit. (Lockheed Martin) By Sandra Erwin, Published by Space News, 8 May 2025 WASHINGTON — Sierra Space announced May 8 it has completed a ground-based demonstration of a navigation satellite prototype for the U.S. Space Force’s Resilient Global Positioning System (R-GPS) initiative,

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Military satellite program highlights role of ‘mission integrators’

Rendering of the Space Development Agency’s Tranche 1 Transport Layer in low Earth orbit. Credit: Northrop Grumman By Sandra Erwin, Publishd by Space News, 8 May 2025 WASHINGTON — The Pentagon is ramping up efforts to bring commercial technology into military systems, betting that private-sector speed and innovation can help

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Space Force embraces commercial tech in major overhaul of surveillance satellite program

GSSAP (Geosynchronous Space Situational Awareness Program) By Sandra Erwin, Published by Space News, 29 April 2025 WASHINGTON — In a significant departure from traditional defense procurement practices, the U.S. Space Force is moving to replace its specialized military satellites used for geostationary surveillance with systems built and operated by commercial

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Russian satellite at centre of nuclear weapons allegations is spinning out of control, analysts say

A Soyuz-2.1V rocket launches three Cosmos satellites / screenshot from video By Reuters, Published by The Guardian, 26 April 2025 Data indicates the Cosmos 2553 – which US officials claim is aiding Moscow’s development of nuclear anti-satellite weapon – may no longer be functional A secretive Russian satellite in space

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