Astronomy and Astrophysics

Chandra finds remarkable galactic ribbon unfurled

An extraordinary ribbon of hot gas trailing behind a galaxy like a tail has been discovered using data from NASA's Chandra X-ray Observatory. This ribbon, or X-ray tail, is likely due to gas stripped from the galaxy as it ...

dateDec 22, 2015 in Astronomy
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Search narrows for Planet Nine

US astronomers announced last month they may have found a ninth planet beyond Neptune, but conceded they had no idea where on an estimated 10,000-20,000-year orbit it might be.

dateFeb 23, 2016 in Astronomy
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First stars formed even later than previously thought

ESA's Planck satellite has revealed that the first stars in the Universe started forming later than previous observations of the Cosmic Microwave Background indicated. This new analysis also shows that these stars were the ...

dateAug 31, 2016 in Astronomy
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Jupiter twin discovered around solar twin

Astronomers have used the ESO 3.6-metre telescope to identify a planet just like Jupiter orbiting at the same distance from a Sun-like star, HIP 11915. According to current theories, the formation of Jupiter-mass planets ...

dateJul 15, 2015 in Astronomy
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