There's often at least one star at the core of a nebula, whether new or recently deceased, but sometimes a giant molecular cloud turns up starless but sporting its own subtle glow. Astronomers ...

The Universe is full of dust, and a striking new image from the Hubble Space Telescope highlights just how important it is.

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 ...

We are staring "right down the barrel of it, which is really quite surprising to me — we're just lucky." One of the most photographed objects in the night sky is the Ring Nebula, wreckage of a ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. This composite image shows the star-forming region 30 Doradus, also ...

The theory revolves around "photo erosion ... This idea fits because the star-forming Orion nebula is replete with hot and massive OB stars. "We are using quite an old idea - that radiation ...

In theory it worked in any of type galaxy ... the sun is almost exactly the lowest mass star that still produces a visible, though faint, planetary nebula. Stars even a few per cent smaller do not.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When a supernova ...

Megeath Two young stars shine bright in the dusty depths of the Orion Nebula in a new Hubble Space Telescope image. The recent photo from the Hubble Space Telescope captures two of these ...