Drag the elements

• satellite
• moons
• to explore surroundings
• intelligent life
• UFO
• communication

[ ] — an object or a vehicle made by man aimed to orbit the earth, the moon or another celestial body

[ ] — natural satellites of planets

[ ] — to examine and observe space around us on the planet or beyond it

[ ] — beings that can learn and understand things

[ ] — an unidentified flying object

[ ] — a process by which information is exchanged between individuals