An instrument on NASA’s InSight Mars lander that has struggled for more than a year to make its way into the Martian surface is now making steady, but slow progress with the help of the lander’s robotic arm.
Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The... More by Jeff Foust
