Pale blue dots' like Earth may be rare among habitable worlds

Earth-like worlds with similar land-to-ocean ratios to our planet

RIP E.T. – alien life on most exoplanets dies young

Ambitious mission to capture first picture of Earth-like planet

RIP E.T. – alien life on most exoplanets dies young

Astronomers estimate 29 potentially habitable exoplanets may have

Pale Blue Dot - Universe Today

Mission To The Solar System

Second potentially habitable Earth-size planet found orbiting

Which planet is called the Blue Planet, Earth or Neptune? - Quora

Second potentially habitable Earth-size planet found orbiting

Alignment of Astronomy and Mathematics: Earth-Sized “Pi Planet

Gemini Planet Imager Planet Search Shows That Giant Planets

The tools needed to seek out new worlds out there in space

The pale blue dot and other 'selfies' of Earth

The Habitable Zone The Search For Life – Exoplanet Exploration

Homo Techno #5 - by Jae Seung - Technocrat Manifesto