The Skull Nebula is located in the constellation Cetus, which means "The Whale." "This ethereal remnant of a long dead star, ...

A planetary nebula (PN, plural PNe), is a type of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives. The term "planetary nebula" ...

A Hubble Space Telescope image of supernova 1987A, in the Large Magellanic Cloud Hubble Space Telescope image of planetary nebula NGC 6543, the so-called "Cat's Eye Nebula" ...

In 1910, American astronomer Daniel Walter Morehouse used a Sigma Lumière dry plate to make a long exposure of the North America Nebula (NGC 7000) — the central figure of a region “most ...

The James Webb Space Telescope (JWST) is shedding light on mysteries surrounding brown dwarfs, following decades of questions ...

Newborn stars are surrounded by disks of gas and dust within which planets are born, known as protoplanetary disks. In the ...

Such stars eventually blow off the material of their outer layers, which creates an expanding shell of gas called a planetary nebula. Within this nebula, the hot core of the star remains—crushed ...

A planetary nebula marks the end of 90% of all stars active lives and traces the star’s transition from a red giant to a degenerate white dwarf. But, for years, scientists weren’t sure if the sun in ...

However, two classes of celestial objects — double stars and planetary nebulae — break this rule. The reason is their sizes. Stars are point sources, and planetaries typically measure less ...

Using more than 100 spectacular images from the Hubble Space Telescope, Cosmic Butterflies explores the beauty of the most mysterious celestial objects in space, planetary nebulae. The mystery begins ...

The universe is rife with mystery. Ambitious space missions, like the James Webb Space Telescope and Martian rovers, are helping scientists grasp what's out there: Could any of the rocky, Earth ...