'Life Not As We Know It': New Research Shows How Exotic Biology May Be Possible on Titan

Illustration of methane rainfall and lake on Titan. New research suggests exotic forms of life could be possible in this alien environment. Image Credit: Mark Garlick (Space-art.co.uk)/APOD

The search for life elsewhere has long focused on what we are most familiar with on Earth—in other words, “life as we know it,” or organisms which […]

New Technique Provides Better, Clearer Radar Images of Titan's Amazing Surface

Radar view of Ligeia Mare, a large hydrocarbon sea on Titan. The original version is on the left and the enhanced, “despeckled” version is on the right. Image Credit: NASA/JPL-Caltech/ASI

Saturn’s largest moon Titan is a fascinating world, uniquely alien yet eerily Earth-like in many ways, with its rain, rivers, lakes, seas, and massive […]

Strong Winds Explain Titan's Immense Dunes, According to New Study

Radar image of long lines of dunes on Titan. They can be up to 300 feet tall and hundreds of miles long. Image Credit: NASA/JPL–Caltech/ASI/ESA and USGS/ESA

Saturn’s largest moon Titan is one of the most Earth-like places in the Solar System, as least in terms of appearances, with its seas, lakes, and rivers […]

Cassini at Saturn: 10 Years of Amazing Planetary Science and More to Come

Mosaic image showing Saturn backlit by the Sun, one of the most beautiful and surreal photographs sent back by Cassini. Image Credit: NASA/JPL-Caltech/Space Science Institute

The Cassini mission to Saturn has been one of the most successful and exciting in all of space exploration history. That amazing spacecraft is now celebrating its 10th anniversary today […]

Cassini Image May Reveal Historic Birth of Icy Saturn Moon

From NASA/JPL: “The disturbance visible at the outer edge of Saturn’s A ring in this image from NASA’s Cassini spacecraft could be caused by an object replaying the birth process of icy moons.” Image Credit: NASA/JPL-Caltech/Space Science Institute

The Cassini spacecraft, a flagship-class mission that is a cooperative project between NASA, the European Space […]

Cassini Spacecraft Discovers Plastic Ingredients on Saturn's Moon Titan

Saturn’s largest moon, Titan, as photographed by NASA’s Cassini spacecraft. Photo Credit: NASA/JPL-Caltech

NASA’s Cassini spacecraft, which has been exploring Saturn and its many moons (roughly 60 discovered so far) since 2004, recently discovered an ingredient on the moon Titan that is very common here on Earth, one which is probably in your kitchen […]

Missions to the Icy Moons

It turns out that the moons of the outer solar system are shaping up to be some of the most dynamic destinations in terms of planetary exploration. Image Credit: NASA / JPL

Far from the warm inner regions of the solar system, in orbit around the great gas giants are moons full of surprises. […]

NASA Laboratory Investigators Explore Atmospheric Chemistry of Titan

A stunning shot of Saturn and its moon Titan taken by Cassini. Photo Credit: NASA

Ever since the Voyagers beheld its strange, orange-hued veil of hydrocarbon smog, more than three decades ago, Titan has exerted a tantalizing pull on the human psyche. The largest moon of Saturn—and the second-largest-known natural satellite in the Solar […]

The Search for Alien Life Part 2: In the Realm of the Gas Giants

The trailing hemisphere of Jupiter’s moon Europa as imaged by Galileo. Photo Credit: NASA

Beyond the main asteroid belt lie the giant planets Jupiter and Saturn and their impressive retinues of moons. What chances for life are out here in the frozen wastes of the solar system? At first glance, you’d imagine none. The […]

Cassini Celebrates its Sweet 15

A stunning shot of Saturn and its moon Titan taken by Cassini. Photo Credit: NASA

It’s been fifteen years since Cassini launched to Saturn. A joint program with the European Space Agency and the Italian space agency, the Cassini-Huygens mission left Earth on October 15, 1997. It flew by Venus twice, swung back by […]