We are Bob 2, even more Bobs! - EngineerStoryteller.com
Another Earth? Scientists Discover a Habitable Planet – Texas Monthly
An artist's impression of three kinds of habitable planets: a planet with mostly land; a planet with a good mix of land and sea, like Earth; and an ocean planet with barely
Let's Lose the Term "Habitable Zone" for Exoplanets - Scientific American Blog Network
Finding habitable planets is one thing, finding life quite another: Bob McDonald | CBC News
Homo Sapien Bob vs The World by Brian Jones | eBook | Barnes & Noble®
Earth-sized planet found in star's habitable zone | CBC News
Habiatal zone (in our solar system)
Amazon.com: Artists depiction of Kepler 22b a planet within the habitable zone of a type G star about 600 light years from Earth in the constellation Cygnus Poster Print (28 x 28):
Habitable Moons - Sky & Telescope - Sky & Telescope
Birthday balloon inspires speculation about alien life | CBC Radio
Scientists discover three 'potentially habitable' planets
Habitable type planets found around nearby small mass star
Whoa! Milky Way May Harbor 300 Million Potentially Habitable Planets
The John Batchelor Show / Habitable Zone at Four Light-Years Out. Bob Zimmerman, BehindtheBlack.com
Glauconitic-like clay found on Mars suggests the planet once had habitable conditions
Astro Bob: 5,000+ planets — Really? - Duluth News Tribune | News, weather, and sports from Duluth, Minnesota
Planetarium Newsletter - April 2021 | Milwaukee Public Museum
ESA - Hubble finds water vapor on habitable-zone exoplanet for the first time
New planet similar to Earth discovered: How far is 600 light years away? - The Washington Post
