Evening Comet
Encke's Comet pushes into the evening sky in February and March, and should be bright enough to see with binoculars.…
Sailing Through the Galaxies
A map of many galaxies spread across the sky reveals a concentration of them in the constellation Vela, the sail.…
Evening Array
The Moon scoots past Venus and Mars in the early evening sky on January 30 and 31. Venus is the…
Fallen Astronauts
The crew of the planned Apollo 1 mission, astronauts Gus Grissom, Ed White, and Roger Chaffee (l-r), stand in front…
Plowing Through the Galaxy
Alpha Camelopardalis, a giant star in the northern constellation Camelopardalis, the giraffe, rams through the galaxy in this false-color image…
Crash Course
A series of images shows the collision and merger of the Milky Way and its nearest large galactic companion, M31,…
Charonian Chapeau
An enhanced-color image of Charon, the largest moon of Pluto, snapped in 2015 by the New Horizons probe, reveals a…
Star Bar
NGC 1300 is one of the most beautiful barred spiral galaxies in the universe. It consists of a long bar…
Slow Eater
An X-ray image shows hot gas spiraling into a black hole in the Milky Way galaxy. The system, known as…
Earliest Sunsets
The Sun sets near the domes of McDonald Observatory, creating a brilliant sundog above the telescopes. Even though the winter…