January 4, 2021

Tending the Plant Habitat-02

NASA astronaut Michael Hopkins tends to radish plants growing for the Plant Habitat-02 experiment. via NASA

December 28, 2020

Shaping a Spiral Galaxy

Magnetic fields in NGC 1068, or M77, are shown as streamlines over a visible light and X-ray composite image of … Read more

December 18, 2020

A Great Conjunction Draws Near

The Moon, left, Saturn, upper right, and Jupiter, lower right, are seen after sunset with the Washington Monument, Thurs. Dec. … Read more