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

Webb’s latest observations reveal a hellish world cloaked in an unexpected atmosphere: TOI-561 b, an ultra-hot rocky planet ...

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

The interstellar comet 3I/ATLAS reaches its closest point to Earth on Dec. 19, allowing close study with no threat to the ...

A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA ...

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

Human bodies are exquisitely tuned to one world, and it is not a forgiving one. Strip away our technology and even Earth ...

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

Researchers using NASA’s James Webb Space Telescope have detected the strongest evidence yet for an atmosphere on a rocky ...

Astronomers have produced the first continuous, two-dimensional maps of the outer edge of the sun's atmosphere, a shifting, ...

An "extra exceptional" Tatooine-like exoplanet, orbiting two suns, has been discovered. Astronomers say the "huge" new world ...

Our solar system didn't form by accident. This video explains the blueprint that created rocky worlds like Earth and Mars ...