Compared to our 4.5-billion-year-old sun, ​​the 20-million-year-old V1298 Tau is a stellar baby, making it ideal for ...

Astronomers just measured the mass of a free-floating planet without a star for the first time ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Astronomers may have finally worked out how planets between the size of Earth and Neptune – which aren't found in our Solar ...