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Hubble celebrates 27 years with two close friends

This stunning cosmic pairing of the two very different looking spiral galaxies NGC 4302 and NGC 4298 was imaged by the NASA/ESA Hubble Space Telescope. The image brilliantly captures their warm stellar glow and brown, mottled ...

dateApr 20, 2017 in Astronomy
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The lifetimes of massive star-forming regions

Astronomers can roughly estimate how long it takes for a new star to form: it is the time it takes for material in a gas cloud to collapse in free-fall, and is set by the mass, the size of the cloud, and gravity. Although ...

dateApr 17, 2017 in Astronomy
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Image: Teide Observatory on Tenerife, Spain

ESA operates its Optical Ground Station (OGS) at the Teide Observatory on Tenerife, Spain, where a Zeiss 1 m-diameter telescope is used to survey and characterise objects near the 'geostationary ring' some 36 000 km above ...

dateApr 14, 2017 in Space Exploration
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Astronomers piece together first image of black hole

After training a network of telescopes stretching from Hawaii to Antarctica to Spain at the heart of our galaxy for five nights running, astronomers said Wednesday they may have snapped the first-ever picture of a black hole.

dateApr 12, 2017 in Astronomy
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Earth-sized 'Tatooine' planets could be habitable

With two suns in its sky, Luke Skywalker's home planet Tatooine in "Star Wars" looks like a parched, sandy desert world. In real life, thanks to observatories such as NASA's Kepler space telescope, we know that two-star systems ...

dateApr 12, 2017 in Astronomy
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