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Tag: Doppler effect

The spectrum of SMSS J031300.36-670839.3 hardly contains any absorption lines in its spectrum: the strong lines are from hydrogen, and carbon – at 4300A, and from the Earth atmosphere – at 5800 and 6300A; not from the star itself. Image credit: Anna Frebel.

Astronomers discover the oldest known star

February 10, 2014

A team led by astronomers at The Australian National University has discovered what they believe to be the oldest star ...

The current accept cosmological model of the formation of the Universe states that it is expanding ever since the Big Bang. It's easy to envision this like a balloon inflating: each point on the balloon is drifting away relative to each other point on the balloon as it inflates, so there is no center of the Universe. (c) TAKE 27 LTD/SPL

New cosmology model claims Universe may not be expanding

The current accepted cosmological model of the formation of the Universe states that it is expanding ever since the Big ...

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