This quiz invites you to embark on a journey across the galaxy, exploring the science and wonder behind exoplanet discovery.

TRAPPIST-1 is a red dwarf star located about 40 light years away that hosts seven Earth-sized rocky planets, with at least ...

When scientists discovered the first planet orbiting another star in 1995, few outside astronomy circles noticed. That planet ...

With new telescopes coming online and fresh discoveries arriving almost weekly, the search is only accelerating. Each new world we find is more than a point of light somewhere in the great darkness.

For decades, the search for alien intelligence has revolved around the question: if someone out there is listening, how could ...

A groundbreaking new study, published in The Astrophysical Journal Lettersand conducted by researchers at Penn State University and NASA’s Jet Propulsion Laboratory (JPL), reveals that Earth may be ...

These celestial wonders can tell us a lot about the state of the atmosphere at home on Earth as well as on other planets.

Impact history should be considered a key factor in the search for habitable Earth-like exoplanets. Southwest Research ...

Using radial velocity measurements, an international team of astronomers has identified a second planet orbiting a nearby ...