Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

Planets larger than Earth but smaller than Neptune are the most common kind in the galaxy, but because our solar system lacks such a planet, scientists don’t know much about how they form. Astronomers ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

A visible line of planets has for weeks been the talk of astronomers and hobbyist stargazers who have sought to catch a sight of our solar system's worlds. Online chatter and a frenzy of media ...

Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty ...

The universe is vast — possibly even infinite — and in the scheme of things, our planet is tiny. Even in our own solar system, Earth is dwarfed by gas giants like Jupiter. But are there bigger planets ...