Searching For Alien Life

Searching For Alien Life book cover — Table of Contents People have scanned the skies for centuries SETI Starts the Search for Intelligent Life Radio Telescopes Are Always Listening 8 Spacecraft Carry Messages 10 NASA Leads the Search for Life 12 Alien Life May Be Basic 14 Rovers Look for Martians 16 Exoplanets Could Be Other Earths 18 NASA hopes to Return Soil from Mars 20 Manned Mission to Mars The Next Giant Leap 22 Bigger Telescopes Might Spot Life 24 The Chemical Laptop is a Space Laboratory 26 Fact Sheet 28 Glossary 30 For More Information 31 Index 32 About the Author 32

Searching For Alien Life — page 1 — People have scanned the skies for centuries worlds These stories have been People have long looked at the sky and wondered what's up there written ever since Aliens have been featured in many books movies and The ancient Greeks imagined other planets held different life forms In the 1600s people wrote television shows stories about what it would Scientists began to see planets in be like to visit other Italian more detail as telescopes advanced An Scientist Galileo Galilei made many discoveries about the solar system using early telescopes astronomer in 1894 believed he saw canals on Mars The idea that there is intelligent THE WAR OF THE WORLDS In 1938 a radio version of The War of the Worlds aired The story is not real Aliens from Mars invade Earth in the story Many people did not know the program was not real Radio stations received many calls from scared listeners NATIONALD illu Ar

Searching For Alien Life — page 2 — Roswell New Mexico is home to the International UFO Museum and Research Center 6 743 life on other planets continues to excite people today Technology has advanced to allow scientists to see farther and farther One major incident that got people interested in aliens took place in 1947 An unidentified object crashed near Roswell New Mexico UFO sightings in the United States in 2015 according to the National UFO Reporting Center People have thought about life on other planets for thousands of years Aliens have been a part of popular culture since the 1600s Early telescopes allowed people to see other planets and to wonder what is on them A mysterious crash in New Mexico in 1947 excited people about the chance of alien People thought they had seen an alien spacecraft The US Air Force assured people it was just a balloon used for observing the weather But the event started a new wave of curiosity People continue to report seeing unidentified flying objects UFOs in the skies

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