Pivoting planets that lean one way and then change orientation within a short geological time period might be surprisingly habitable
Titan, Europa, Io and Phobos are just a few members of our solar system's pantheon of moons. Are there are other moons out there, orbiting planets beyond our sun?
A spacecraft that looks like a giant sunflower might one day be used to acquire images of Earth-like rocky planets around nearby stars.
NASA's Wide-Field Infrared Survey Explorer (WISE) has turned up no evidence of the hypothesized celestial body in our solar system commonly dubbed "Planet X."
Water has been detected in the atmosphere of a planet outside our solar system with a new technique that could help researchers to learn how many planets with water exist throughout the universe.
Imagine living on a planet with seasons so erratic you would hardly know whether to wear Bermuda shorts or a heavy overcoat.
After nearly a decade of development, construction and testing, the world’s most advanced instrument for directly imaging and analyzing planets around other stars is pointing skyward
Washington: Astronomers, who took precise measurements of the closest pair of failed stars to the Sun, have found that the system harbours a third, planetary-mass object.
A long-standing puzzle in the study of exoplanets is the formation of hot Jupiters, gas giant planets that snuggly orbit their host star.
An international team of astronomers has discovered an exotic young planet that is not orbiting a star.
Astronomers using data from NASA's Kepler and Spitzer space telescopes have created the first cloud map of a planet beyond our solar system
Now approaching its 10th anniversary, NASA's Spitzer Space Telescope has evolved into a premier observatory for an endeavor not envisioned in its original design
Using infrared data from the Subaru Telescope in Hawaii, an international team of astronomers has imaged a giant planet around the bright star GJ 504.
There is only one planet we know of, so far, that is drenched with life. That planet is Earth
1-14 of 29