Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

A new research paper, published in the Science Advances journal, has postulated that rocky planets like ours may be far more ...

Our fundamental understanding of Neptune and Uranus may be completely wrong, say researchers rethinking our solar system.

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

A young solar system does not just build planets from dust and gas. It can also be shaped by what happens nearby, including ...

The spacecraft that now skims through the Sun’s blistering atmosphere is not just surviving, it is turning that hostile ...

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

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet ...

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

The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

A team of researchers is challenging our understanding of the Solar System planets interior. The composition of Uranus and ...