Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious,” states a Cambridge University press release.

Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy. These "free-floating" worlds don't orbit stars, but instead roam the ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

A 9th planet in our solar system might be found — and no, it’s not Pluto - Is there another planet out there? Researchers say ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

Plato, the European Space Agency's terrestrial planet hunter spacecraft, is seen after having 24 of its 26 cameras installed.

Warmer climates than Earth’s could accelerate life’s development, potentially increasing the number of planets with more ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

They reveal a whole new level of detail in these planet-forming systems. Breakthroughs, discoveries, and DIY tips sent every ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...

Mar. 17, 2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... Webb Telescope Captures Its ...

Astronomers have long speculated about an unseen planet lurking in the solar system's outer edge. This hypothetical world, ...