Which two NASA spacecraft, launched in 1977, carry a 'Golden Record' containing sounds and images of Earth intended as a message to extraterrestrial civilizations?
What is the name of the hypothetical alien megastructure, proposed by theoretical physicist Freeman Dyson, that could completely encompass a star to capture its energy output?
The alleged 1947 crash of an extraterrestrial spacecraft, an event central to modern UFO folklore, occurred near which New Mexico town?
Which moon of Jupiter is considered a prime candidate for harboring subsurface liquid water oceans, and thus potential life, due to tidal heating?
What term describes the theory that life on Earth originated from microorganisms or chemical precursors present in space, able to initiate new life on suitable planets?
Which famous astrophysicist, known for his work on black holes and cosmology, publicly speculated about the potential dangers of contacting alien civilizations, warning against actively seeking them out?
What is the Fermi Paradox?
The 'Wow! signal,' a strong narrowband radio signal detected in 1977, which could potentially be of extraterrestrial origin, was recorded by the Big Ear radio telescope in which constellation?
Which exoplanet, discovered in 2016, orbits within the habitable zone of Proxima Centauri, the closest star to our sun, making it a prime target for future study of potential alien life?
What is the name of the proposed hypothetical alien probe that would self-replicate and spread throughout the galaxy, exploring it on a vast timescale, often discussed in the context of the Fermi Paradox?