Harvard physicist Avi Loeb raises concerns as interstellar object 3I/ATLAS makes its closest pass to Earth later this month.

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

Using the James Webb Space Telescope, astronomers have found compelling evidence of a thick atmosphere surrounding an ...

Kemmerer, Wyoming sits quietly in the southwestern corner of the state, waiting patiently for travelers who’ve grown weary of tourist traps and Instagram hotspots. The moment you cross into town ...

About 880 light-years from Earth, a hot mess of an exoplanet is slowly spilling its atmosphere into space, creating two ...

The galaxy’s most common stars may be missing a key ingredient for life: Long-lived moons. Most stars in our galaxy are small ...

Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet imaging. The planet, known as HD 143811 AB b, is the closest-in world ever ...

New models suggest Uranus and Neptune may hold far more rock than expected, raising questions about how these distant planets formed.

New research reveals that these colossal worlds likely have highly turbulent, chaotic atmospheres, defying the typical image ...

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