News tagged with astronomer

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Ultra-deep astrophoto of the Antenna Galaxies

You might think the image above of the famous Antenna Galaxies was taken by a large ground-based or even a space telescope. Think again. Amateur astronomer Rolf Wahl Olsen from New Zealand compiled a total ...

dateJul 24, 2014 in Astronomy
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Sun-like stars reveal their ages

(Phys.org) —Defining what makes a star "Sun-like" is as difficult as defining what makes a planet "Earth-like." A solar twin should have a temperature, mass, and spectral type similar to our Sun. We also ...

dateJul 10, 2014 in Astronomy
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Merging galaxies illuminate the cosmic food chain

(Phys.org) —Scientists studying a 'twin' of the Milky Way have used the W. M. Keck Observatory and Subaru Observatory to accurately model how it is swallowing another, smaller galaxy. Their findings have ...

dateJul 01, 2014 in Astronomy
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Astronomers map icy wastes in space

(Phys.org) —Using the AKARI orbiting observatory, astronomers from the Open University have made the first large-scale maps of icy material where stars are forming. In a challenge to conventional ideas ...

dateJun 25, 2014 in Astronomy
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Mysterious X-ray signal intrigues astronomers

(Phys.org) —A mysterious X-ray signal has been found in a detailed study of galaxy clusters using NASA's Chandra X-ray Observatory and ESA's XMM-Newton. One intriguing possibility is that the X-rays are ...

dateJun 24, 2014 in Astronomy
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