panspermia
Comets and Interstellar Objects Could be Exporting Earth Life Out into the Milky Way
A new study suggests that comets and asteroids that graze Earth's atmosphere might be responsible for the spread of life…
The Milky Way Could Be Spreading Life From Star to Star
A new study from the Harvard-Smithsonian Center for Astrophysics addresses the possibility of panspermia on a galactic (and intergalactic) scale
The Solar System Probably has Thousands of Captured Interstellar Asteroids
According to a new study by a team of Harvard researchers, there could be thousands of interstellar asteroids like ‘Oumuamua…
Galactic Panspermia: Interstellar Dust Could Transport Life from Star to Star
A new study by Arjun Berera, of the University of Edinburgh, has indicated that space dust may be a possible…
Building Rovers That Can Detect Life and Sequence DNA on Other Worlds
A team from MIT (with support from NASA) is building an instrument that will be able to test for signs…
TRAPPIST-1 System Ideal For Life Swapping
A new study of the TRAPPIST-1 system indicates that life-swapping may take place between the planets in its habitable zone,…
Weekly Space Hangout – April 14, 2017: Brad Peterson and LUVOIR
Host: Fraser Cain (@fcain) Special Guest: This week's special guest is Brad Peterson. Brad is a returning guest, and since…
Is There Life on Mars?
You know what would be exciting? Finding life on Mars. What is the best evidence we’ve seen for life on…
More Evidence That Comets May Have Brought Life to Earth
The idea of panspermia -- that life on Earth originated from comets or asteroids bombarding our planet -- is not…
Planets Could Travel Along with Rogue ‘Hypervelocity’ Stars, Spreading Life Throughout the Universe
In a series of new studies, Harvard astronomers show that hypervelocity stars are common in our Universe and could be…