Against all expectations, the immense halos of hydrogen gas that envelop nascent galaxies are not a rarity. These structures, ...

The Large High Altitude Air Shower Observatory (LHAASO) has detected PeV (1015 eV) gamma-ray emission from a pulsar wind ...

NASA, Donald Walter/South Carolina State University/Paul Scowen/ Brian Moore/Arizona State University A glimpse up at the night sky will reveal a seemingly endless landscape of twinkling stars, but ...

Astroimaging involves a profound irony. While the goal of photography is to capture light, the majority of what astrophotographers capture in their images is utter darkness. Oh sure, the intended ...

Many good things come in threes: the Three Musketeers, the Three Tenors, movie and book trilogies, and more. There seems to be something symmetrical, beautiful, and satisfying when using the power of ...

Deep-sky astrophotography can feel overwhelming, but starting simple makes it achievable. With the right gear, clear goals, and beginner-friendly techniques, you can capture galaxies, nebulae, and ...

When a star runs out of fuel, it sheds its outer layers of gas and, if it doesn't explode in a supernova, forms a glowing shell of ionized gas that expands into space. Shells like these are known as ...

Star Gazers host Trace Dominguez breaks down the 5 different types of nebulae. Star Gazers host Trace Dominguez breaks down the 5 different types of nebulae: emission, reflection, planetary, supernova ...

A way of estimating more accurate distances to the thousands of so-called planetary nebulae dispersed across our galaxy has been announced. The announcement was made by a team of three astronomers ...

In their dying throes, some stars leave behind beautiful planetary nebulae — disk, spiral or even butterfly-shaped clouds of dust and gas (SN: 5/17/18). How these fantastically shaped clouds arise ...

Images of two iconic planetary nebulae taken by the Hubble Space Telescope are revealing new information about how they develop their dramatic features. Researchers from Rochester Institute of ...