Friday, 11 August 2017

TRAPPIST-1 is Older Than Our Solar System

This illustration shows what the TRAPPIST-1 system.

If we want to know more about whether life could survive on a planet outside our solar system, it's important to know the age of its star.





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NASA Finds Young Stars Dim in X-rays Surprisingly Quickly

Trumpler 3 and NGC 2353 (Labeled). X-ray: NASA/CXC/Penn State Univ/K. Getman; Optical/IR: PanSTARRS; Image Processing: NASA/CXC/SAO/N....