News tagged with cluster galaxies

Natural telescope sets new magnification record

Extremely distant galaxies are usually too faint to be seen, even by the largest telescopes. But nature has a solution—gravitational lensing, predicted by Albert Einstein and observed many times by astronomers. Now, an ...

dateFeb 02, 2018 in Astronomy
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Image: Obscured Sirius reveals Gaia 1 cluster

If you gazed at the night sky over the past few weeks, it is possible that you stumbled upon a very bright star near the Orion constellation. This is Sirius, the brightest star of the entire night sky, which is visible from ...

dateJan 30, 2018 in Astronomy
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