Two-faced star with helium and hydrogen sides baffles astronomers

White dwarf nicknamed Janus could be in transition from one element dominating at its surface to the other

Astrophysics/Astrodynamics, Page 56

Strange two-faced dying star 'Janus' baffles scientists in cosmic oddity

VLT (Very Large Telescope) - eoPortal

star 喵窝

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A murmuration of starlings obscures the sky over Rome in 2018 : r/ThatsInsane

Two-faced star with helium and hydrogen sides baffles astronomers, Astronomy

Indra Anderson (@IndraAnderson) / X

2-faced white dwarf star surprises astronomers

Janus 喵窝

Flagship observatory faces major interference from private companies' satellites, Space

Science, Page 47 of 2959

Meet the two-faced star! Bizarre white dwarf has one side made of hydrogen and the other made of helium - and astronomers are absolutely baffled

VLT (Very Large Telescope) - eoPortal