Astronomers have made a groundbreaking discovery on November 8, 2025, that challenges previous models of planetary water ...

A new study has uncovered how exoplanets, orbiting too close to their stars to retain water, are surprisingly water-rich.

Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit ...

Using the W.M. Keck Observatory on Mauna Kea, astronomers have taken the closest-ever look at dusty regions where planets ...

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

A new space telescope with Irish scientific involvement goes into operation this week on a mission to study how stars behave ...

Imagine studying the formation of a star 5 million years in the making, a newborn in the jargon of astronomers, that's tucked away in a "cosmic nursery" light-years away and yielding two growing ...

The first map of magnetic fields in a planetary formation disk has been created, revealing how invisible forces shape the ...

In the swirling clouds of gas and dust that surround newborn stars, planets begin to form. These planet-forming disks are rich with clues about how worlds like Earth come to be. Until now, scientists ...

An unmanned spacecraft with ties to Tucson is on track to coast around the sun this winter before sling-shotting by Mars on its way to a rendezvous with an asteroid and a dwarf planet. NASA officials ...