CubeSat News: 9 August 2025 - 14 August 2025

Satellites Powered by Water? The Revolutionary Propellant Changing Spaceflight
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Satellites Powered by Water? The Revolutionary Propellant Changing Spaceflight

Water propulsion for satellites can use steam propulsion (resistojet), electrolysis to hydrogen and oxygen for combustion, or water-plasma/ion thrusters for high-ISP propulsion. Momentus Space’s Vigoride uses a Microwave Electrothermal Thruster (MET) that microwaves water with solar power to boil it into plasma
August 16, 2025
Complete Guide to Satellite Earth Monitoring: How Space Tech Is Watching Our Planet Now
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Complete Guide to Satellite Earth Monitoring: How Space Tech Is Watching Our Planet Now

Landsat-1, launched in July 1972 as ERTS-1, became the first satellite dedicated to mapping Earth’s land resources and began a 50+ year continuous Landsat record. TIROS-1, launched in April 1960, was the world’s first weather satellite and delivered the first TV images
August 10, 2025

Technology News

  • RayNeo Air 4 Pro HDR10 AR glasses deliver cinema-like visuals at CES 2026
    January 9, 2026, 2:28 AM EST. Tom's Guide, reporting from CES 2026, says RayNeo's Air 4 Pro adds HDR10 support to its AR glasses, promising cinema-like visuals. Weighing 2.6 ounces, they are lighter than the Air 3S Pro, with a 0.6-inch Micro-OLED display that makes games feel like a TV. The unit reaches about 1,200 nits of brightness and runs at up to 120Hz, though some rivals post higher refresh rates. HDR10 tuning makes colors and contrast look more natural, delivering up to a 200-inch personal display for PS5, Nintendo Switch 2, Steam Deck and more via the Joydock accessory. Priced at $299 and shipping January 25, the Air 4 Pro pairs Bang & Olufsen speakers and aims to stand out in CES's crowded smart glasses space.