The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

This landmark discovery of the planet – named TWA 7b – which was recently published in the journal Nature, came after an ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth ...

Trump wants to abolish quarterly earnings reports. Here's why. Woman recalls '90s childhood vacations—has sudden realization: ...

Who hasn't looked into the sky and wondered if there's life out there, somewhere, looking back at us? Is it possible there's ...

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the public and even most of our deep space assets. Its hyperbolic orbit tells us ...

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely visible in the sky.

Astronomers have, for the first time, detected a planet growing inside a cleared gap of a protoplanetary disk, confirming long-held theories about how young planets shape their star systems.

The earliest images of 3I/ATLAS, newly uncovered by Michigan State University, reveal how the interstellar object evolved as ...

Three celestial bodies are about to meet up for one night in September in a conjunction that should be widely visible in the U.S. – including Florida.

Astronomers have discovered a brand new type of planet outside our solar system that, even in its infancy, is already bigger than Jupiter.

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.