"We were surprised by the streams of light that were visible near the center of the galaxies, as nothing similar has been ...

Comet SWAN25F, a newly spotted celestial visitor, races toward a fiery encounter with the Sun. Catch its green glow near Andromeda before it possibly vanishes forever!

Comet SWAN25F, which was first seen by ESA's SOHO satellite, is thrilling skygazers with its striking green color. It is visible just before dawn on t ...