History of Astrobiology. Read about Life in Early Solar System, Life’s Building Blocks Form In Replicated Deep Sea Vents, Hunt for 9th Planet Revealing Extremely Distant Solar System Objects, Three Potentially Habitable Worlds Found Around Nearby Ultracool Dwarf Star, Is Enceladus’ Ocean friendly to life and more.

  • End of an Era, Dawn of Another?
    Thirty years ago today, the astronauts of Apollo 17 began the final human visit to the Moon. Relive the drama and majesty of the voyage by viewing the Apollo 17 Anniversary Commemorative Visualization. And learn how scientists and space agencies around the world are gearing
  • Sputnik 45th Anniversary: Extreme Explorer Hall of Fame
    This week's Extreme Explorer Hall of Fame celebrates the 45th anniversary-- from October 4, 1957 to today--of Sputnik.
  • Remembrance: 9/11
    "It is up to us. It's been said that astronomy is a humbling, and I might add, a character-building experience. To my mind, there is perhaps no better demonstration of the folly of human conceits than the distant [Voyager] image of our tiny
  • Happy Anniversary, Viking Lander
    On July 20, 1976, NASA's Viking 1 lander touched down safely on the surface of Mars, revealing an alien world that continues to puzzle scientists and tempt explorers.
  • NASA Astrobiology Architect, Dr. Gerald Soffen, Remembered
    NASA Scientist Dr. Gerald Soffen, who led the Viking science team that performed the first experiments on the surface of the planet Mars and a key architect of the Astrobiology Institute, is fondly remembered.