April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

Spanning approximately 220,000 light-years across, the Andromeda Galaxy is the largest galaxy of the Local Group, which also ...

A stunning new photograph of the Andromeda Galaxy has unveiled the vast, glowing gases that surround this majestic spiral ...

Astrophotographer Ron Brecher has captured a stunning deep sky image of the spiral galaxy M106, located 23.5 million light ...

This month the Sky at Night is focusing all its attention on one object M51 aka The Whirlpool Galaxy. Sitting approximately 30 million light years from Earth, this spectacular spiral galaxy was ...

A mysterious spiraling blue light illuminated the night skies over ... light spinning across the sky in what many social media commentators likened to a spiral galaxy. The full video at normal ...