Though space is chock-full of interstellar medium, it tends to be invisible unless lit up by a celestial spotlight. Sometimes ...

The shells of carbon-rich dust are expanding outward into space at the breakneck velocity of 1,600 miles per second.

While large portions of the pillars appear dark red in the Hubble image, the JWST image depicts most of the formation in ...

Webb's observations of infrared light echoes near Cassiopeia A unveil the complex 3D structure of interstellar dust and gas, ...

From windswept craters to frigid ice caps, explore Martian landscapes through the eyes of NASA’s orbiters, probes and rovers ...