Comments on: The ‘Halo Drive’ Would Shoot Lasers at Black Holes to Explore the Milky Way https://lifeboat.com/blog/2019/03/the-halo-drive-would-shoot-lasers-at-black-holes-to-explore-the-milky-way Safeguarding Humanity Fri, 22 Mar 2019 06:22:16 +0000 hourly 1 https://wordpress.org/?v=6.6.2