Network for Life Detection (NfoLD) Profile picture
The RCN through @NASAAstrobio focused on developing the science and technology needed to search for life on other worlds. Not an official NASA account.
Nov 24, 2021 12 tweets 5 min read
How likely is intelligent life to exist in our galaxy? Why, hello Drake Equation, let's have a conversation!

I've always heard this is a great exercise to have over cocktails or at late night parties. A holiday week is perfect! Artist: @alancraddock01 #NfoLD #Astrobiology #Alien Image What does this even mean? It's an equation to broadly estimate how many intelligent civilizations exist within our galaxy right now that we can communicate with. In this case, N = how many of those civilizations exist! How about those other terms?
Apr 22, 2021 11 tweets 10 min read
#PlanetaryProtection has an enormous impact on interplanetary #astrobiology mission design and execution. Check out the rest of this thread for a few case studies on how it has been implemented over the years!

Image: NASA/JPL-Caltech During the #Apollo era, it was unknown whether life existed on the Moon. To prevent contamination of the Earth’s biosphere by lunar microbes, both astronauts and the samples they collected were subject to quarantine following return to Earth.

Image: NASA