Desperately Seeking Life Beyond Earth
July 7, 2015
Earth life cannot be unique. How about you, Mars? Europa, anything? Enceladus? Comet 67P? Please break the silence!
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Fire and Brimstone: Why Earth Isn't Like Venus
June 28, 2015
Both planets have abundant sulfur, but Earth life has a way of cycling it for good.
Moon Origin Models Require Cheating
June 1, 2015
You can't get Earth's moon from a planetary collision without quasi-miraculous tweaks to the models.
Solving Moon Origin Unsolves the Last Solution
April 9, 2015
The moon's origin has been "demystified," scientists are claiming. That's what they said last time.
Water Worlds Tempt with Life, Not Youth
March 13, 2015
More and more planets and moons are suspected of having liquid water, but what should be the logical implications?
Comet Ocean Theory Debunked
December 11, 2014
Data from the Rosetta mission debunk the notion that comets brought Earth's ocean water. Now they're hoping asteroids could have.
Moon's Stabilizing Influence Depends on Star Size
October 15, 2014
A connection between multiple factors was noted in a recent model of how a moon helps a planet remain habitable.
Lunar Impact: Major Moon Basin Was Not a Big Hit
October 8, 2014
The theory of how the largest impact basin on the moon was formed has been turned upside down.
Of Planets and People
September 29, 2014
Here's a quick tour of the planets to see what's newsworthy.
Planets Don't Fit Evolutionary Models
September 8, 2014
Secular planetary scientists are surprised by almost every object they observe in the solar system. Their models cannot reproduce our system of planets.
The Spin on Planets
February 18, 2014
As the orbs whirl around Sol, human understanding of our space neighborhood rises and falls.
Cassini Shoots "Blue Dot" of Earth
July 24, 2013
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.
Extrasolar Planets: Bigger and More Mortal
June 10, 2013
Many of the stars and planets found by the Kepler spacecraft are not earthlike. Also, astronomers have seen planets destroyed by their stars.
Moon Water and Magnetism Mystifies Astronomers
May 12, 2013
Two mysteries from the moon are forcing revisions to textbooks. One concerns water in moon minerals. The other concerns the moon's magnetic field.
Astronomers Wrestle with "Endless Mysteries"
June 3, 2012
Some of the biggest questions in the universe remain completely baffling to astronomers, a leading journal admitted.