New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

The ice on the surface of Jupiter's massive moon Europa is constantly changing, hinting at the presence of a subsurface ocean ...

Learn how ice crystallizes on the surface of Europa, a moon of Jupiter, may hold promise for signs of extraterrestrial life ...

Since March, Venus has been visible in the morning sky, just east of sunrise. But the planet's greatest elongation, when it ...

Jupiter’s rule of the evening sky is coming to a close. Catch some action there while you can, shortly after sunset this ...

Jupiter, the largest planet in the solar system, has long intrigued scientists seeking to understand its mysterious origins.

In approximately 4.5 billion years, as the sun transforms into a red giant and engulfs Earth, Jupiter's moon Europa may offer ...

Astronomers Spot a 'Highly Eccentric' Planet on Its Way to Becoming a Hot Jupiter ... Glimpses of a Volcanic World: New Telescope Images of Jupiter's Moon Io Rival Those from Spacecraft May ...

"It's astonishing that even after 4.5 billion years, enough clues remain to let us reconstruct Jupiter's physical state at the dawn of its existence," stated Fred C. Adams, professor of physics and ...

“The closest thing to a planet parade will be June 29, when Saturn, the moon, Mars, and Jupiter will line up across ... relentless gravitational pull of its hungry neighbor.

Ever wonder how NASA captures stunning images from deep space probes? Interplanetary scientist John Spencer takes us behind ...