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Juno How Old the Solar System Is?

Everyone knows the solar system is 4.5 billion years old. Everyone, that is, except Nature herself.

Density Can't Keep Saturn's Rings Old

Saturn's B ring is much less dense than previously thought, challenging attempts to keep it billions of years old.

Surprising Youth in the Solar System

Four solar system objects in the news look young, not billions of years old.

Updates from Outer Planets

Let's review some of the latest news from missions to the outer planets.

Saturn Surprises

Cassini keeps revealing puzzling phenomena in the Saturn system that challenge traditional theories and date estimates.

Desperately Seeking Life Beyond Earth

Earth life cannot be unique. How about you, Mars? Europa, anything? Enceladus? Comet 67P? Please break the silence!

Of Planets and People

Here's a quick tour of the planets to see what's newsworthy.
Triton Neptune montage

Active Moon Triton Revisited

25 years ago today, Voyager 2 flew by Triton, a moon of Neptune, astonishing scientists with its active geology.

Keeping Titan Old

As the Cassini orbiter makes its 103rd close pass by Titan, have long-agers found ways to keep it billions of years old?

Enceladus Ocean Means Dating Trouble, Not Life

News media are jumping over an announcement that Saturn's moon Enceladus may have a large body of water under its icy crust, but what does it mean?

Cassini Shoots "Blue Dot" of Earth

Another epic photo of Earth from space was taken on July 19 of Earth from Saturn by Cassini, and released on July 22. From Mercury, the MESSENGER spacecraft also portrayed Earth as a small dot.

Titan's Methane Still Puzzles Scientists

The methane in Titan's atmosphere should be long gone, and may be disappearing soon, planetologists say.

Saturn Moons Continue to Shine

Saturn just passed opposition on April 15, making it a good viewing object from Earth this season. Amateur observers with telescopes may be able to make out the moons Titan, Rhea, Dione, Iapetus, Tethys, and Enceladus. They may look like beautiful little gems from Earth, but from the Cassini spacecraft in orbit at Saturn, they are no less than astonishing. Recent observations of these moons add to the astonishment.

Science Grab Bag

Here's a random assortment of things floating around in the science news media – some fascinating, some informative, some disgusting. We’ll let the readers decide which is which. Since it’s Friday the 13th, a day to enjoy like any other day, we’ll give you a baker’s dozen to sample.
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