Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

What was originally thought to be a planet orbiting the Fomalhaut star was probably just the fallout of a wild collision.

Now, a new Nature study points to an answer by catching four planets at a stage most systems never show us: The awkward, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Astronomers have witnessed the birth of a planetary ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

An international team of astronomers has announced the second-ever discovery of a multiplanetary circumbinary system. Circumbinary systems contain planets that orbit around two stars in the centre ...

Southwest Research Institute (SwRI) scientists believe they may have resolved a 39-year-old mystery about the radiation belts around Uranus. When astronomers search for planets that could host liquid ...

Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...

While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...