News tagged with red giants

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The Ring Nebula

The Ring Nebula

Space & Earth / Astronomy

created Nov 02, 2009 | popularity 4.3 / 5 (7) | comments 2

The diversity of colours, shapes, and sizes of planetary nebulae make them fascinating objects. In this photo release Calar Alto presents a rather unique view combining both optical and near-infrared data ...


Largest collection of anomalous white dwarfs observed in new Hubble images

Largest collection of anomalous white dwarfs observed by Hubble

Space & Earth / Astronomy

created Apr 23, 2009 | popularity 4.7 / 5 (6) | comments 0

Twenty-four unusual stars, 18 of them newly discovered, have been observed in new Hubble telescope images. The stars are white dwarfs, a common type of dead star, but they are odd because they are made of ...


Guide to galaxy for Earth Hour's starry, starry night

Space & Earth / Space Exploration

created Mar 18, 2009 | popularity 4.9 / 5 (7) | comments 0

(PhysOrg.com) -- When cities turn off their lights for Earth Hour their occupants will get more than a warm and fuzzy green feeling, they will also see stars hundreds of trillions kilometres away lighting up a moonless night ...


Steven Majewski

New project to probe Milky Way history in Sloan Digital Sky Survey III

Space & Earth / Astronomy

created Dec 15, 2008 | popularity 4.8 / 5 (6) | comments 0

A new project, the Apache Point Observatory Galactic Evolution Experiment, or APOGEE, will survey more than 100,000 Milky Way red giant stars -- bright, bloated stars in a late stage of their evolution. APOGEE ...


Starburst Galaxy NGC 1569

Hubble Resolves Puzzle about Loner Starburst Galaxy

Space & Earth / Astronomy

created Nov 20, 2008 | popularity 4.5 / 5 (20) | comments 2

(PhysOrg.com) -- Astronomers have long puzzled over why a small, nearby, isolated galaxy is pumping out new stars faster than any galaxy in our local neighborhood.