I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. At least 50 billion planets in our own Milky Way galaxy are likely to be free-floaters --- unbound to any star system ...
Our galaxy could be littered with warm, watery planets like Earth. That's the conclusion of researchers at Penn State University, who used data from NASA's Kepler telescope to estimate the number ...
That massively increases the chances of life existing elsewhere in the galaxy, say the authors. “It was estimated that around one rocky planet around every 100 stars would have liquid water ...