Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some of the strangest exoplanets that scientists have discovered so far.

Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery ... stolen straight from "Star Wars," and worlds that may hold exotic forms of life ...

Far beyond the eight familiar planets in our solar system ... that may hold exotic forms of life never dreamed up in science fiction. Join us as we tour some of the strangest and most fascinating ...

A summary of current science news includes the discovery of a frigid alien planet offering insight into Earth's distant ...

A much higher-level concept that edges into fantasy territory is exploring stories that are set in distant, fictional worlds.

This content covers four current science news briefs: a rocky planet orbiting a white dwarf, a mother-daughter duo using ...

For centuries, planets beyond our solar system—called exoplanets—existed only in theory and science fiction ... the tally of confirmed alien worlds has skyrocketed to just over 720.

“This fictional planet gives a nudge to Jupiter that is just enough to destabilize everything else,” Kane said in a statement. As it turns out, a small nudge to Jupiter is a big deal to ...

If energy consumption continues to rise, the accumulated waste heat could make a planet inhospitable in less than a ...

Barnard's star is a red dwarf, the smallest type of regular star and much smaller and less luminous than our sun. At about 6 ...

Observing the planets can be the most rewarding of celestial targets, where images conjured by NASA become a reality. The moment you observe the polar ice caps of Mars, the storms of Jupiter or ...