Extrasolar Planets
Many Earth-Sized Planets
Perhaps the root of “barking up the wrong tree” is easier to decipher. Yet, one should take the latter advice to heart in trying to understand the apologetic implications that the recent … more
Improved Exoplanet Tool Promises Better Tests
Much to my kids’ chagrin, I enjoy leisurely wandering around The Home Depot (or any other tool/hardware store). Occasionally, I’ll find a new or improved tool that would help me finish a … more
Habitable Planet Doubts: Waffling Science?
A couple of weeks ago, I reported on a recently discovered exoplanet that some scientists felt confident hosted life.1 Now, another team of astronomers question whether the planet even exists. Are … more
Doubt Cast on Existence of Potentially Habitable Planet Gliese 581g
Yahoo! News, "Doubt Cast on Existence of Potentially Habitable Planet Gliese 581g," by Leslie Mullen, October 12, 2010 ; … more
What to Think of the Latest Habitable Planet Find
“My own personal feeling is that the chances of life on this planet are 100 percent...I have almost no doubt about it.” What would cause UC Santa Cruz astrophysicist Steven Vogt to make … more
Lunar Eclipse: Tool for Studying Exoplanets
The Moon has fascinated every one of my kids. Sometimes they would look out the window with their favorite stuffed animal. Often they made sure everybody knew the Moon’s location if they found … more
Could 'Goldilocks' Planet be Just Right for Life?
Yahoo! News, "Could 'Goldilocks' Planet be Just Right for Life?," by Seth Borenstein, September 30, 2010 ; http://news.yahoo.com/s/ap/20100930/ap_on_sc/us_sci_new_earths more
What’s So Special about Jupiter and Saturn?
It was 1980. I was scheduled to speak in what was then an extremely violent part of Soweto, South Africa. Five burly men joined me in a car ride to the event; I sat in the middle of the back seat and … more
Spin-Orbit Misalignment of Extrasolar Planets
In 1995, astronomers detected, for the first time, planets outside the solar system .1 At the time, many researchers expressed great optimism that most, if not all, exoplanets would prove to be close … more
Earth: The Champion Dynamo
During my late teens some friends entered me in a dance endurance contest. Unbeknownst to me, they laid bets about how long I could go before my pace would slow down. Long after I’d worn out … more
Astronomers bag biggest ever find of exoplanets
Yahoo! News, "Astronomers bag biggest ever find of exoplanets," August 24, 2010 ; http://news.yahoo.com/s/afp/20100824/sc_afp/spaceastronomyexoplanets more
Reviewing Exoplanet Findings
Most recently, the European HARPS collaboration announced the detection of a star orbited by at least five, maybe seven, planets. The five strongest signals in the data correspond to planets similar … more
Doubling the Exoplanet Catalog
A recent article published by Fox News contains some bold claims. The article describes the preliminary analysis of the first six weeks of data from NASA’s Kepler Mission, which searches for … more
NASA's Deep Space Camera Locates Host of 'Earths'
FoxNews.com, "NASA's Deep Space Camera Locates Host of 'Earths'," July 25, 2010 ; http://www.foxnews.com/scitech/2010/07/25/nasas-deep-space-camera-locates-host-earths/ more
Planet Earth: The Largest Possible Habitat?
On a larger scale, another form of California dreamin’ is the desire of modern-day humans for a bigger planetary home. In fact, the latest justification for an atheistic worldview is the charge … more
The Best of "I Didn't Know That": NIBIRU and Planet X, Hybridization and the evolutionary tree of life, Other humans we're not aware of?, Robustness of metabolic pathways
The Best of "I Didn't Know That": NIBIRU and Planet X, Hybridization and the evolutionary tree of life, Other humans we're not aware of?, Robustness of metabolic pathways more
Thank God for Jupiter
I spent most of my childhood in Vancouver, British Columbia. On those rare winter days when we did get snow it was wet and slushy. Consequently, getting hit by a snowball in Vancouver was a much more … more
Super-Hot Planet With Unique Comet-Like Tail Discovered
ScienceDaily.com, "Super-Hot Planet With Unique Comet-Like Tail Discovered," July 15, 2010 ; http://www.sciencedaily.com/releases/2010/07/100715123546.htm more
The Nature of the Atmosphere of the Transiting Super-Earth GJ 1214b
The Astrophysical Journal Letters, "The Nature of the Atmosphere of the Transiting Super-Earth GJ 1214b," by Eliza Miller-Ricci and Jonathan J. Fortney, May 24, 2010 ; … more
Compositions of Extrasolar Planets
When extrasolar gas giant planets were first discovered in 1995,1 many astronomers presumed these planets would prove close analogues to the gas giants in our solar system. The list of known … more
