Aliens From These Worlds Could Be Watching Us Right Now
Since the 1990s, astronomers have catalogued more than 3,000 exoplanets using a fairly basic detection technique known as the transit method.
Aliens From These Worlds Could Be Watching Us Right Now
Since the 1990s, astronomers have catalogued more than 3,000 exoplanets using a fairly basic detection technique known as the transit method.