Could these weird stars just be overgrown planets?

There's a whole slew of objects that astronomers aren't sure whether to classify as "failed stars" or "overgrown planets." ...
Yahoo

Earth-size stars and alien oceans – an astronomer explains the case for life around white dwarfs

Add Yahoo as a preferred source to see more of our stories on Google. White dwarf stars, like this one shown shrouded by a planetary nebula, are much smaller than stars like our Sun. NASA/R. Ciardullo ...
ABC7 San Francisco

Second potentially habitable Earth-size planet found orbiting nearby star

A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...
The Conversation

Four small planets discovered around one of the closest stars to Earth – an expert explains what we know

Coel Hellier has received research council grants for the discovery of exoplanets. Barnard’s Star is a small, dim star, of the type that astronomers call red dwarfs. Consequently, even though it is ...