The images show ultra-fine bright and dark stripes (called striations) in the thin, gaseous layer of the sun's atmosphere ...

In its first attempt to study the direction of the light or the solar wind’s movement, the spacecraft captured color-coded ...

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial tipping point.

Each species has a specific light pattern, “like a name tag,” so they can find mates in the dark ocean depths ... The plankton’s glow is usually blue, “but when it is intense, it can ...