ESA

Mega-constellations of hundreds or even thousands of low-orbiting satellites offer a means of acquiring continuous coverage for telecommunications services or Earth observation. (Image: ESA)

October 31, 2022

ESA plans for low-orbiting navigation satellites

By Tracy Cozzens

Ariane 6 Vinci engine testing at DLR Lampoldshausen. (Photo: ESA)

October 7, 2022

Ariane 6 — Galileo’s next ride — undergoes hot-fire tests

By Tracy Cozzens

Artist’s rendering: NASA

October 4, 2022

ESA seeks companies to help guide Moon missions

By Tracy Cozzens

Galileo launch 11 from Europe’s spaceport in French Guyana. (Photo: ESA)

September 25, 2022

Latest Galileo satellites join constellation with enhanced, faster fix

By Tracy Cozzens

NASA Return Sample concept illustration includes wheeled helicopters. (Image: NASA)

August 10, 2022

Contrasting the use of drones on Mars and in Afghanistan

June 25, 2022

Space Tech Expo Europe opens call for speakers

By Marie Emerick

Lunar navigation satellites will ultimately help guide Moon landings, such as with the European Large Logistic Lander. (Image: ESA)

April 20, 2022

The Moon: Where no satnav has gone before

By Tracy Cozzens

April 13, 2022

Septentrio brings OSNMA anti-spoofing security to market

By Tracy Cozzens

March 24, 2022

ESA app turns smartphones into space monitoring tools

By GPS World Staff

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