Are you alone is (usually) a relatively easy question to answer...

But are WE (e.g., life on Earth) alone (in the Universe) is a bit more complex...

Enter the Drake Equation for some of your important are we alone pondering...

📷 :University of Rochester via https://science.nasa.gov/exoplanets/search-for-life/

#astronomy #astrodon #space #science #DrakeEquation #FermiParadox #aliens #Universe