3 ms·The 123,000 MPH Plasma Engine That Could Finally Take Astronauts to Mars5 points by jdmark 5y agoNormille 5y agoThis must be a record, even for HN. An 11 year old article, posted as 'News'tuatoru 5y agoCritique of VASIMR, also 11 years old: - https://www.thespacereview.com/article/1690/1 https://www.thespacereview.com/article/1690/1