panspermia

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,…

4 years ago

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…

5 years ago

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…

5 years ago

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…

6 years ago

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…

7 years ago

Worlds Without Suns: Nomad Planets Could Number In The Quadrillions

[/caption] The concept of nomad planets has been featured before here on Universe Today, and for good reason. Not only…

9 years ago

Rogue Planets Could Drive By And Scoop Up Life

[/caption] Free-floating "rogue" planets may occasionally dip into the inner Solar System, picking up dust containing organic compounds -- a.k.a.…

9 years ago

Earth Could Spread Life Across The Milky Way

[/caption] Most of us are familiar with the concept of panspermia - where living organisms can be "seeded" from comet…

10 years ago

Claim of Alien Life in Meteorites Needs Further Review

[/caption] A recent paper published by a NASA scientist claims the discovery evidence of fossil bacteria in a rare subclass…

11 years ago