We reconsider the problem of planetary protection using, by the analogy of planets as islands, the theory of island biogeography.
Away Teams & Field Reports
NASA Astrobiology Research Needs Your Support
Editor’s note: the following white paper has been circulated by leaders of the Astrobiology community in March 2025. Please read through it and consider signing so as to add your […]
Astrobiology Mission Ideation Factory Applications Due 30 June 2025
The NASA Astrobiology Program is hosting a Mission Ideation Factory focused on the search for life on Ocean Worlds. NASA would like to provide early career researchers the opportunity to […]
Planetary Bioinformatics: Breaking Through Biology’s Data Wall On Earth
Editor’s note: If we aspire to mount expeditions to new worlds and then embrace the task of characterizing and quantifying whatever life forms we find, the ability to map and […]
The Cambrian Explosion May Have Occurred Much Earlier Than Previously Thought
The Cambrian explosion was an extraordinary phenomenon in the evolution of life on the planet that led to the emergence of many animal phyla and the diversification of species. During […]
New Study Confirms That The Oldest Rocks On Earth Are In Northern Canada
A team of Canadian and French researchers has confirmed that northern Quebec is home to the oldest known rocks on Earth, dating back 4.16 billion years.
Near-surface Water Ice On Mars
Before they take the long journey to another planet, humans will have to find the right place to land. New findings from a University of Mississippi researcher may point to […]
Ocean Planet Expedition: Robots Map Unexplored Depths
Autonomous Underwater Vehicles (AUV) from the University of Sydney has taken a deep dive in the oceans surrounding Norfolk Island on an scientific expedition to document previously unexplored reefs.
Ocean Planet Exploration: Methane-powered Sea Spiders
Bianca Dal Bó, a biology major from Berkeley, has spent the last five years delving into the mysteries of deep-sea life. Guided by Professor of Biology Shana Goffredi, she researches […]
Ocean Planet Exploration: Submersible Robot Surfs Water Currents
An autonomous underwater vehicle can propel itself efficiently by using the energy in nearby water currents. Underwater and aerial vehicles must make their way through a complex environment of gusts […]
