Planet 9 sits at the edge of scientific imagination, promising either an epic expansion of the Solar System or a lesson in ...

— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

Astronomers have discovered a new member of a rare and mysterious class of solar system objects known as sednoids — a subset of extreme trans-Neptunian objects (ETNOs) with exceptionally distant, ...

Astronomers Discover a Rogue Planet the Size of Saturn Drifting Through Our Galaxy ...

Astronomers have discovered a brand-new type of planet outside our solar system that, even in its infancy, is already bigger than Jupiter. What's more, the find represents the first clear detection of ...

A decade of observations of four planets around the young planetary system V1298 Tau revealed a rare, long-sought missing ...

The unexpected detection of a new planet has been hailed as a “remarkable discovery” by Irish astronomers who were involved in its identification. The newly spotted planet, named WISPIT 2b, is ...

An international team of astronomers, including researchers from the University of Galway, has hailed the "remarkable discovery" of a newly detected planet, WISPIT 2b. Estimated to be just five ...