For decades, Pluto was our solar system's ninth planet. This video explains the scientific journey that led to its ...

Journey beyond the asteroid belt to explore the solar system's majestic giants and mysterious outer reaches. We break down ...

A team of researchers from the University of Zurich and the NCCR PlanetS is challenging our understanding of the solar system ...

Uranus and Neptune may not be the icy worlds we’ve long imagined. A new Swiss-led study uses innovative hybrid modeling to ...

Fresh simulations show there is a chance Uranus and Neptune might actually be rock-rich worlds wrapped in thinner icy layers.

Researchers have uncovered evidence that Uranus and Neptune could be far rockier on the inside than anyone expected.

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Walking into a classroom today is like stepping into a parallel universe, because so many things that once sounded rock solid ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

The two outermost planets in the solar system are generally considered ice giants, yet we know little about their interiors.

Astronomers using the Subaru Telescope in Hawaiʻi have discovered a massive planet and a brown dwarf orbiting distant stars.

Astronomers have created a groundbreaking discovery of images showing debris disks in an extensive range of exoplanetary ...