The observations found that HD 144812 is a rare post-red supergiant orbited by a companion star. The finding was reported in a paper published March 25 on the arXiv pre-print server.

The James Webb Space Telescope (JWST) has been studying the scene of a dramatic collision between a star and its planet, but ...

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.

Based on the data at the time, they believed the planet met its doom as the star puffed up late in its lifespan, becoming what is called a red giant. New observations by the James Webb Space ...

Planetary nebulae are the spectacular final display at the end of a giant star's life. Once a red giant star has exhausted ...

According to astronomers, the Betelgeuse red supergiant star, appears to be on its last legs due to its increasingly volatile behaviour in the past couple of years. Situated in the Orion constellation ...

HD 144812 is a rare post-red supergiant star in a binary system, observations find by Tomasz Nowakowski , Phys.org IGRINS H- (upper panel) and K-band (lower panel) spectra of HD 144812.