Tag: helium

WASP 127B

February 15, 2022

This is Planet WASP 127B! It is a distant gas giant located about 525 light-years from Earth. WASP-127b is like any other giant planet: it is mostly made up of hydrogen and helium. What to do when the gases are hot? They are evolving. Like a hot air balloon, the WASP-127b became the softest known…

water

September 12, 2021

The first elements to form at the beginning of the universe were 92% hydrogen and 8% helium, with the exception of a very small amount of lithium. The remaining elements were formed by stellar nucleosynthesis. That is, by the fusion of the stellar core, or by the heat of an explosion at the star’s death….