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 ...

(Please attempt/guess/answer the poll before reading the 'spoilered' calculations.) A question I've pondered, on occasion, is how much "mass" is in a 'planetary nebula' (the kind of nebula which ...

The Butterfly Nebula is changing, and astronomers are puzzled as to why these changes are occurring. Observations of this planetary nebula show dramatic changes in the butterfly’s ‘wings’ in just 11 ...

Planetary nebulae represent a brief, yet illuminating, phase in the evolution of low- to intermediate-mass stars. These glowing shells of ionised gas are shed in the late stages of stellar development ...

The Hubble community bids farewell to the soon-to-be decommissioned Wide Field and Planetary Camera 2 onboard NASA’s Hubble Space Telescope. In tribute to Hubble’s longest-running optical camera, ...

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" ...

A conception of the James Webb Space Telescope orbiting the sun 1 million miles from Earth. Credit: NASA GSFC / CIL / Adriana Manrique Gutierrez In death, there can be great beauty. Astronomers ...

Oh what a beautiful cosmic web we weave! This little cosmic creepy crawler is the Red Spider planetary nebula (formal designation NGC 6537). It can be found about 4,000 light-years away in the ...

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Most distant celestial objects, such as galaxies and nebulae, generally do not exhibit perceived color through telescopes due to their low surface brightness, which is insufficient to activate the ...

Polar dunes on Mars, swirling clouds on Jupiter, and stunning sights in the night sky on Earth are featured this week. Plus, ...