Scientists previously thought the solar system was flying through space at 515,000 mph. It may actually be going three times ...
The solar system is moving through space over three times as fast as estimated, calling into question our best model of the universe and its evolution.
Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...
This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...