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Articles tagged: lasers

  • aliens, extra-terrestrial life, NASA, SETI September 2017 Science searches for cosmic company

    ...a rich oxygen atmosphere, and might be trying to elicit a response from anyone knowledgeable enough to build a radio transmitter or laser. Cosmic company No one can be certain whether SETI will ever succeed. However, some practitioners are optimistic...

    • aliens
    • extra-terrestrial life
    • NASA
    • SETI
    Authors: Seth Shostak    
  • Analytical Space, data relay satellites, Earth Observation, high-speed data connection, Radix May 2019 Unlocking the full potential of Earth observation

    ... it. Radix demonstrates technology for an optical data relay system. The CubeSat downlinks data to the ground using laser communication. Such optical communication downlinks increase the timeliness and amount of data that is sent between satellites...

    • Analytical Space
    • data relay satellites
    • Earth Observation
    • high-speed data connection
    • Radix
    Authors: Dan Nevius    
  • 3D printing, in situ resource utilisation, ISRU, lunar colonisation, Space design, space habitats May 2022 Design architecture for 3D printing a lunar habitat

    ..., Charles Hull developed the commercial 3D printer using Stereolithography (SLA), a process which uses a computer-controlled moving laser beam, pre-programmed using computer aided manufacturing (CAM) and computer aided design (CAD). Conditions which...

    • 3D printing
    • in situ resource utilisation
    • ISRU
    • lunar colonisation
    • Space design
    • space habitats
    Authors: Bee Rich     Hannah Clark     Jake Grainger     Leia Flinders     Martin Braddock    
  • Directed Energy Propulsion, MarCO CubeSats, photonic technologies, Wafer Scale Spacecraft, wafercraft 08 May 2019 Tests start on first design of 'wafer scale' spacecraft

    ... by Breakthrough Initiatives for its Starshot mission. Unlike the light sail however, the wafercraft will be powered by a laser array on Earth in a process known as Directed Energy Propulsion. Put basically this type of propulsion uses energy beamed...

    • Directed Energy Propulsion
    • MarCO CubeSats
    • photonic technologies
    • Wafer Scale Spacecraft
    • wafercraft
  • Igor Zharenov, RDC ScanEx, Sputnix Ltd, STRaND-1, Vladimir Gershenzon March 2015 Sky links: from multi-satellite systems to nano-launchers

    ... possibility of using very high, even optical, frequencies for satellite-to-satellite channels should lead to resource conservation. Lasers & ‘space garbage trucks’ Currently, the main sources of space debris are the last stage of launch rockets...

    • Igor Zharenov
    • RDC ScanEx
    • Sputnix Ltd
    • STRaND-1
    • Vladimir Gershenzon
    Authors: Alexander Popov     Andrey Potapov     Igor Zharenov     Vladimir Gershenzon    
  • ARTES programme, Emmanuel Rammos, ESA, Magali Vaissiere March 2015 ARTES and the world of satcoms

    ... addressing various market and R&D requirements. These include a Laser Communications Terminal for high data-rate optical LEO-to-GEO links... the assembly hall and using an off-the-shelf laser tracker for precise localisation of the gondola. Changes on...

    • ARTES programme
    • Emmanuel Rammos
    • ESA
    • Magali Vaissiere
    Authors: Emmanuel Rammos     Magali Vaissiere    
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