I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the northern hemisphere).

Nebulae are gigantic clouds of gas and dust that exist in space between stars. Check out 7 mesmerizing photos of this cosmic ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

When we think of astrophotography, usually big telescopes on robotic mounts that cost thousands of dollars come to mind. But ...

This NASA/ESA Hubble Space Telescope image peers into the dusty recesses of the nearest massive star-forming region to Earth, the Orion Nebula (Messier 42, M42). Just 1,500 light-years away ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

The nebulosity of hydrogen gas is revealed with the use of a “Hydrogen-Alpha” filter in an astro image of the Cygnus constellation by Sam Miller, a technician at the Sierra Remote Observatory in ...

Some were gaseous, star-forming regions, such as the Orion nebula, or M42 – the 42nd object in Messier’s catalog – while others were star clusters such as the Pleiades, or M45. A third ...