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Cassini Plunges Through Enceladus Geyser, and Other Saturn News

Yesterday's daring plunge through a plume of an Enceladus geyser is the highlight of recent Saturn news.

Pounding Headaches for Solar System Dates

It's hard to tell when things crashed into each other.

New Pluto Images Even More Perplexing

Pluto has terrain like no other world, leaving scientists perplexed; Enceladus' activity is also inexplicable for "geologic time".

Planet Recipe Cooked Up

Just add pebbles, stir, and get a planet. Is it real science, or just a game show?

Saturn Surprises

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

Pluto Is Young

The New Horizons science team is stunned by surface features on Pluto and its large moon Charon that cannot be billions of years old.

Pluto Inbound Image Stuns Scientists

It's not a featureless orb: Pluto has a whale and a heart. A "complex and nuanced" surface shows that Pluto and its large moon Charon had a history.

Desperately Seeking Life Beyond Earth

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

Making Up Facts to Fit a Narrative

To be a good evolutionary scientist, write your narrative first. Then observe things. Finally, make up a model that fits the narrative.

Titan: Planetary Scientists Invent Imaginary Histories

Getting from then to now is more poetic license than demonstrable fact.

Solar System Puzzles Needing Explanation

Here are some of the latest observations that are baffling planetary scientists.

Moon Origin Models Require Cheating

You can't get Earth's moon from a planetary collision without quasi-miraculous tweaks to the models.

It's Curtains for Enceladus

The geysers of Saturn's little moon are like sheets instead of jets, spelling trouble for theories of its ancient age and possible life.

Mercury, Moon May Still Be Erupting

Two objects that should be old and dead show surprising activity. Other indications of youthfulness in the solar system are noted.

Of Planets and People

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