Christmas Tree Aurora
It was December and the sky lit up like a Christmas tree. Shimmering, the vivid green, blue, and purple auroral color...
Astronomic Photos
Check out the beauty of the cosmos!
The Local Fluff
The stars are not alone. In the disk of our Milky Way Galaxy, about 10 percent of visible matter is in the form of g...
A Year in Sunsets
A year in sunsets, from April 2023 to March 2024, track along the western horizon in these stacked panoramic views. T...
The Long Night Moon
On the night of December 15, the Full Moon was bright. Known to some as the Cold Moon or the Long Night Moon, it was ...
NGC 660: Polar Ring Galaxy
What kind of strange galaxy is this? This rare structure is known as a polar ring galaxy, and it seems to have two di...
Near to the Heart Nebula
What excites the Heart Nebula? First, the large emission nebula on the upper left, catalogued as IC 1805, looks somew...
A Kilometer High Cliff on Comet Churyumov - Gerasimenko
This kilometer high cliff occurs on the surface of a comet. It was discovered on the dark nucleus of Comet Churyumov...
Geminid Meteors over a Snowy Forest
Meteors have been flowing out from the constellation Gemini. This was expected, as mid-December is the time of the G...
Apollo 17's Moonship
Awkward and angular looking, Apollo 17's lunar module Challenger was designed for flight in the near vacuum of space....