After an amazing orbital flight, billionaire-pilot Jared Isaacman says he aims to safeguard human civilization by spreading ...

SpaceX astronaut Jared Isaacman said frequent space travel is "around the corner." How humans will survive off-world is ...

Severe geomagnetic storm sparks stunning northern lights across US (photos) In this photo ... Polaris Dawn mission commander, and Sarah Gillis, mission specialist, took turns testing the mobility ...

By Eric Lipton First Images of the Sun’s Flares Released ... Jared Isaacman, the billionaire leading the Polaris Dawn mission, and Sarah Gillis, a SpaceX engineer, exited and re-entered their ...

By Eric Lipton First Images of the Sun’s Flares Released ... Jared Isaacman, the billionaire leading the Polaris Dawn mission, and Sarah Gillis, a SpaceX engineer, exited and re-entered their ...

Nearly every week since February, she has posted colorful photos and information ... and other tools to the market, and Gillis will sharpen them while they peruse. McCormick Jam Co., which sells jam ...

Astronaut and University of Colorado Boulder alum Sarah Gillis will speak at CU Boulder from 3:30 to 5 p.m. Monday at Fiske Planetarium, 2414 Regent Drive. Gillis flew to space this summer and ...

University of Colorado Boulder alum Sarah Gillis returned to Boulder on Monday after a space mission where she participated ...

Big Brother star Sarah Griffiths has addressed her "stop the gloats" controversy, admitting she feels "so awful" about it.