https://lifeboat.com/blog/2018/08/spacewalk-russian-cosmonauts-step-out-of-the-international-space-station-for-a-spacewalk-expected-to-last-6-hours-and-50-minutes Safeguarding Humanity Tue, 21 Aug 2018 22:05:53 +0000 hourly 1 https://wordpress.org/?v=6.6.2