Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far.

Learn how exoplanets are discovered, what makes planets beyond our solar system unique, and how they drive the ongoing search for alien life in the universe.

The James Webb Telescope is reshaping our understanding of distant worlds, revealing exoplanet atmospheres, potential ...

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...

Exoplanets are planets outside Earth's solar system. In 1995, a gas giant named 51 Pegasi b, which orbits a star similar to Earth's sun, etched its name in history as the first exoplanet ever ...

Researchers at Cornell University have developed the first-ever reflectance spectra — essentially a color-coded key — of the ...

Imagine a world with two suns setting below the horizon or another raining glass in furious winds sideways. These are not scenes from some sort of science fiction movie but authentic locations which ...

In our solar system, Earth is one of but eight planets – nine, if you really want to count Pluto – and the only one remotely hospitable to life. And as technology advances, astronomers only expect to ...