Once More, Into the Unknown

Snapshot of the solar system, highlighting the various populations in the Kuiper Belt (colors). That whole outer zone is unexplored…but not for long. (Credit: Wes Fraser, National Research Council of Canada) Novelists have “It was…

665 Days in Space and 47 Minutes on…

Peggy Whitson took her record-setting 8th spacewalk outside the ISS on March 30, 2017. (Credit: NASA Johnson Space Center) Life is all about bubbles. Every cell in your body is a bubble, a membrane holding…