Spaceflight Insider

News Archive / Tagged: Tennessee Valley Interstellar Workshop

  • Tennessee Valley Interstellar Workshop taking the long view to the stars

    Bart LeahyOctober 12th, 2017

    HUNTSVILLE, Ala. — While NASA and commercial operators plan to send human beings beyond low-Earth orbit, the participants of the Tennessee Valley Interstellar Workshop (TVIW) spent this past week contemplating something incomparably more ambitious: seeking practical ways to travel to the stars.

  • Researchers investigating large sunshades to combat global warming

    Bart LeahyDecember 11th, 2016

    A group of concerned engineers and scientists is investigating a space-based method to offset global warming. Their concept is called Heliocentric Earth-Lagrangian Interception of Sunlight (HELIOS), a flotilla of perhaps many thousands of kilometer-square sun sails that, once placed at the Sun-Earth Lagrange (SEL1) point, would reduce the amount of sunlight striking the Earth.