How long do planetary nebulae last on average? What are some of the controlling factors? Doug Kaupa Council Bluffs, Iowa To understand how long a planetary nebula remains visible, we first need to ...

This week, Astronomy magazine Editor Emeritus Dave Eicher invites you to find the Ring Nebula in the constellation Lyra - a glowing shell of gas that offers a glimpse of our solar system’s distant ...

Planetary nebulae like the Crystal Ball Nebula (NGC 1514) are sort of like stellar obituaries. Though crystal balls supposedly reveal the future, the Crystal Ball Nebula tells us more about the past.

Planetary nebulae offer snapshots of stellar change. They show what can happen when stars like our sun eventually exhaust ...

Oregon stargazers have plenty of reasons to look up throughout August – a month marked by meteor showers, planetary conjunctions, and even a visible nebula. A formation known as the "dumbbell nebula" ...

Planetary nebulae represent a brief but crucial phase in the life cycle of low- to intermediate-mass stars (1–8 M⊙). After exhausting hydrogen and helium in their cores, such stars ascend the ...

The Helix Nebula is one of the most well-known and commonly photographed planetary nebulae because it resembles the “Eye of Sauron.” It is also one of the closest bright nebulae to Earth, located ...

The 8.1-meter Gemini North telescope, located on the summit of Maunakea in Hawai'i, has captured NGC 1514, nicknamed the ...