Two-faced star with helium and hydrogen sides baffles astronomers - The Guardian
- Two-faced star with helium and hydrogen sides baffles astronomers The Guardian
- Two-faced white dwarf star leaves astronomers puzzled – Physics World physicsworld.com
- A rotating white dwarf shows different compositions on its opposite faces Nature.com
- Two-faced star seems to have one hydrogen side and one helium side New Scientist
- Two-faced star has hydrogen on one side and helium on other Pacific Daily News
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