T CrB is a symbiotic binary, a vampire system in which a white dwarf is siphoning material from a red giant star. A white dwarf is the dense, compact core remnant of a once sun-like star ...

T Corona Borealis is a binary star system located in the "Northern Crown" constellation, approximately 3,000 light-years away. There are two stars in it: a red giant and a white dwarf. The red ...

We review the current status of red giant star modeling, discussing in detail the still‐existing uncertainties affecting the model input physics (e.g., electron conduction opacity, treatment of the ...

Look up to the southern sky tonight and spot the supergiant star in the constellation Orion. It's big, bright, and orange – and could be about to explode. Betelgeuse is a red giant star that ...

A red giant star, Camelopardalis, emits a shell of gas as a layer of helium around its core begins to fuse. Such events help scientists calculate how fast the universe is expanding. Disclaimer ...

It consists of a white dwarf star (a star that’s exhausted its fuel and is cooling down) and a red giant star (a star that's cooling and expanding as it ages, expelling material as it does.

More massive stars than the Sun have a very different life cycle and follow the right hand path in the diagram above: \({Nebula}\rightarrow{protostar}\rightarrow{main~sequence~star}\rightarrow{red ...