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92 matches found for "planetary nebula"

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Ticking Stellar Time Bomb Identified

Using ESO’s Very Large Telescope and its ability to obtain images as sharp as if taken from space, astronomers have made the first time-lapse movie of a rather unusual shell ejected by a “vampire star...

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Rebirth of an icon: Hubble's first images since Servicing Mission 4

"This is one more important step in the confirmation of this wonderful mission. We Europeans are proud to be part of this and heartily congratulate the engineers, astronauts and scientists who go...

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Super Planetary Nebulae

Planetary nebulae are shells of gas and dust expelled by stars near the end of their lives and are typically seen around stars comparable or smaller in size than the Sun.The team surveyed the ...

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Seeing the Cosmos Through "Warm" Infrared Eyes

New images taken with two of Spitzer's infrared detector channels -- the two that work at the new warmer temperature -- demonstrate that the observatory remains a powerful tool for probing the du...

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MU Scientist Discovers 'Firework' Display in Helix Nebula

At the end of its life cycle, a star begins to collapse in the middle and throws new material into space. The new material eventually becomes incorporated into new planets and life. Now, a University ...

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Astronomers discover pair of solar systems in the making

A binary star system consists of two stars bound together by gravity that orbit a common center of gravity. Most stars form as binaries, and if both stars are hospitable to planet formation, it increa...

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Hubble Photographs a Planetary Nebula to Commemorate Decommissioning of a Super Camera

This planetary nebula is known as Kohoutek 4-55 (or K 4-55). It is one of a series of planetary nebulae that were named after their discoverer, Czech astronomer Lubos Kohoutek. A planetary nebula cont...

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Into the Eye of the Helix

The Helix Nebula, NGC 7293, lies about 700 light-years away in the constellation of Aquarius (the Water Bearer). It is one of the closest and most spectacular examples of a planetary nebula. T...

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Hubble Snaps Images of a Nebula Within a Cluster

NGC 2818 is one of very few planetary nebulae in our galaxy located within an open cluster. Open clusters, in general, are loosely bound and they disperse over hundreds of millions of years. Stars tha...

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Hubble Finds Stars that Go 'Ballistic'

Even some stars go ballistic, racing through interstellar space like bullets and tearing through clouds of gas.Images from NASA's Hubble Space Telescope reveal 14 young, runaway stars plo...

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Spain’s biggest meteorite strike remembered 150 years on

This comes from a report commissioned by Rafael Martínez Fortún, from the town of Molina de Segura in Murcia, whose farm was struck by the largest meteorite recovered to date in Spain. In 1863, Queen ...

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New Discovery challenges star theory

In a paper entitled A Planetary Nebula around Nova V458 Vul Undergoing Flash Ionization, which will be published in Astrophysical Journal Letters on Thursday 20 November, researchers from the Universi...

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Astronomers catch binary star explosion inside nebula

The study, published in Astrophysical Journal Letters, predicts that the combined mass of the two stars in the system may be high enough for the stars to eventually spiral into each other, triggering ...

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Comet Particles Provide Glimpse of Solar System’s Birth

These convulsions flung primordial material billions of miles from the hot, inner regions of the gas cloud that later collapsed to form the sun, out into the cold, nether regions of the solar system, ...

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A Celestial Landscape in Celebration of 10 Years of Stunning Hubble Heritage Images

The Hubble Heritage Project, which began in October 1998, has released nearly 130 images mined from the Hubble data archive as well as a number of observations taken specifically for the project. By r...

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