News tagged with brightness

IRIS spots plasma rain on sun's surface

On July 24, 2016, NASA's Interface Region Imaging Spectrograph, or IRIS, captured a mid-level solar flare: a sudden flash of bright light on the solar limb – the horizon of the sun – as seen at the beginning of this video. ...

dateAug 08, 2016 in Space Exploration
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GTC obtains the deepest image of a galaxy from Earth

Observing very distant objects in the universe is a challenge because the light which reaches us is extremely faint. Something similar occurs with objects which are not so distant but have very low surface brightness. Measuring ...

dateJun 09, 2016 in Astronomy
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Students map Milky Way with dwarf stars

Two astronomy students from Leiden University have mapped the entire Milky Way Galaxy in dwarf stars for the first time. They show that there are a total of 58 billion dwarf stars, of which seven per cent reside in the outer ...

dateMar 16, 2016 in Astronomy
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