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.

The findings represent the first major results from OASIS, a program that uses advanced telescope instruments to seek out ...

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 ...

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.

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...