K2-18b, which is eight times the mass of Earth, is now the only exoplanet known to have both water and temperatures that could support life. The discovery is the first successful atmospheric detection for an exoplanet orbiting in its star’s ‘habitable zone’, at a distance where water can exist in liquid form.
Violent Neutron Star Collision Discovered Near Earth’s Birthplace (Weekend Feature)
Alien Octopus Hypothesis (YouTube Video)
“The Exoplanet Paradox” -Worlds With Low Oxygen May Be Teeming with Life Based on Early Earth History
Astronomers Share Their Hopes for the JWST to Will Tardigrades Be the First Interstellar Travelers? (Today’s Galaxy Report)
Monster Black Hole in Tiny Galaxy Holds Clues to Their Existence in Early UniverseCarbon Isotopes on Mars Could Be From Ancient Life to Is Pluto a Planet Debate Continues (Today’s Galaxy Report)
Venus Could Have Been Habitable and Radically Different from the Planet We See Today
The Death of Mars (YouTube Episode)
Why are NASA Spaceships Exploring Earth’s Deepest Oceans to Is Reality a Wavefunction? (Planet Earth Report)
Harvard Astronomers on the ‘Detective Story’ of a 1,000-Light-Year-Wide Bubble Surrounding Earth 
