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Moon, Mercury, and Magnetic Fields

After the crash of MESSENGER, magnetic fields in the solar system have become a key topic for planetary science.

Solving Moon Origin Unsolves the Last Solution

The moon's origin has been "demystified," scientists are claiming. That's what they said last time.

Water Worlds Tempt with Life, Not Youth

More and more planets and moons are suspected of having liquid water, but what should be the logical implications?

Solar System Reversals

The planets keep going around, but theories about them often stop and go backward or sideways. When nothing else works, send in the impactors!

Full Moon Has Magnetic Secret

Ponder this under tonight's full moon. Scientists now say the moon once had a magnetic field stronger than Earth's is now.

Comet Lander Working, But Not Optimal

Rosetta's Philae lander hopped twice before landing in the shade in a tilted position, but the instruments are working.

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.

Lunar Impact: Major Moon Basin Was Not a Big Hit

The theory of how the largest impact basin on the moon was formed has been turned upside down.

Moon Still Has Hot Core

Japanese scientists have determined that a soft, hot core remains in the center of the moon, contrary to expectations.

Enceladus Geysers Still Unexplained

The number of geysers has topped a hundred on Saturn's overactive moon. How could they be sustained for billions of years?

Lunar Tunes: Do Impacts Ring a Bell?

By looking at current dust and craters, cosmologists think they can hear the echoes of an impact that created the moon. Is that lunar, or looney?

Every Planet Surprises Secular Astronomers, I: Inner Planets

"Surprise" or "puzzling" are the most common words in news reports about bodies in the solar system. Here are recent examples that discuss the inner planets.

Moon's Origin and Age Solved?

A number of popular articles are claiming the moon's age is all but solved, until one reads below the headlines.

Water Theories Dry Up

Theories for how Earth got its water are parched for evidence, except for the tears of secular astronomers.

Record Impact on Moon Ups Cratering Rate Estimates

The brilliant flash lasted 8 seconds on 9/11 – 2013, that is – the brightest impact ever witnessed on the moon.
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