The star is about 21% the mass of the sun and much dimmer. In fact, the sun is about 250 times more luminous than TOI-6894. "These findings suggest that even the smallest stars in the universe can ...

The very first stars in the universe may have been much smaller than scientists thought — potentially explaining why we can't ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...

This image is from a ground-breaking simulation of the universe's primordial gas clouds. The universe's very first stars formed in these clouds. The color scale shows gas density.

A radio signal from the dawn of time could help scientists weigh the first stars and reveal how they lifted the cosmic darkness.

"These findings suggest that even the smallest stars in the universe can in some cases form very large planets. That forces us to rethink some of our planet formation models," Van Eylen said.