A) Mars B) Jupiter C) Neptune D) Saturn
A) A type of space telescope B) A substance that provides scientific evidence of past or present life C) An alien language D) A signal from outer space
A) A region of space filled with gold B) The area where space missions look for extraterrestrial life C) A zone controlled by an alien species D) The habitable zone around a star where conditions are just right for life
A) The first message from aliens B) A code used by space agencies C) A theory about the origin of the universe D) A strong narrowband radio signal detected by astronomer Jerry R. Ehman in 1977
A) Because extremophiles show that life can exist in extreme environments B) Because they provide energy to spacecraft C) Because they are alien species D) Because they are immune to cosmic radiation
A) A type of exoplanet B) A new type of telescope for deep space exploration C) A method of communication with aliens D) A hypothetical megastructure that completely surrounds a star and captures its energy
A) A type of planet with extreme weather B) A rotating neutron star that emits beams of electromagnetic radiation C) An alien spacecraft D) A celestial event marking the birth of a star
A) A directory of alien species B) A list of potential candidates for space colonization C) A database of known exoplanets that are considered potentially habitable D) A guide to space exploration equipment
A) Estimating the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy B) Predicting comets' trajectories C) Determining ocean temperatures on exoplanets D) Calculating spaceship speeds |