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Index
Cover
Title Page
Copyright
Dedication
Epigraph
Contents
Preface to the New Edition
Introduction
Acknowledgments
c. 13.7 Billion BCE: Big Bang
c. 13.7 Billion BCE: Recombination Era
c. 13.5 Billion BCE: First Stars
c. 13.3 Billion BCE: Milky Way
c. 5 Billion BCE: Solar Nebula
c. 4.6 Billion BCE: Violent Proto-Sun
c. 4.6 Billion BCE: Birth of the Sun
c. 4.5 Billion BCE: Mercury
c. 4.5 Billion BCE: Venus
c. 4.5 Billion BCE: Earth
c. 4.5 Billion BCE: Mars
c. 4.5 Billion BCE: Main Asteroid Belt
c. 4.5 Billion BCE: Jupiter
c. 4.5 Billion BCE: Saturn
c. 4.5 Billion BCE: Uranus
c. 4.5 Billion BCE: Neptune
c. 4.5 Billion BCE: Pluto and the Kuiper Belt
c. 4.5 Billion BCE: Birth of the Moon
c. 4.1 Billion BCE: Late Heavy Bombardment
c. 3.8 Billion BCE: Life on Earth
550 Million BCE: Cambrian Explosion
65 Million BCE: Dinosaur-Killing Impact
200,000 BCE: Homo Sapiens
c. 50,000 BCE: Arizona Impact
c. 5000 BCE: Birth of Cosmology
c. 3000 BCE: Ancient Observatories
c. 2500 BCE: Egyptian Astronomy
c. 2100 BCE: Astronomy in China
c. 500 BCE: Earth Is Round!
c. 400 BCE: Greek Geocentrism
c. 400 BCE: Western Astrology
c. 280 BCE: Sun-Centered Cosmos
c. 250 BCE: Eratosthenes Measures the Earth
c. 150 BCE: Stellar Magnitude
c. 100 BCE: First Computer
45 BCE: Julian Calendar
c. 150: Ptolemy’s Almagest
185: Chinese Observe “Guest Star”
c. 500: Aryabhatiya
c. 700: Finding Easter
c. 825: Early Islamic Astronomy
c. 964: Andromeda Sighted
c. 1000: Experimental Astrophysics
c. 1000: Mayan Astronomy
1054: “Daytime Star” Observed
c. 1230: De Sphaera
c. 1260: Large Medieval Observatories
c. 1500: Early Calculus
1543: Copernicus’s De Revolutionibus
1572: Brahe’s “Nova Stella”
1582: Gregorian Calendar
1596: Mira Variables
1600: Bruno’s On the Infinite Universe and Worlds
c. 1608: First Astronomical Telescopes
1610: Galileo’s Starry Messenger
1610: Io
1610: Europa
1610: Ganymede
1610: Callisto
1610: Orion Nebula “Discovered”
1619: Three Laws of Planetary Motion
1639: Venus Transits the Sun
1650: Mizar-Alcor Sextuple System
1655: Titan
1659: Saturn Has Rings
1665: Great Red Spot
1665: Globular Clusters
1671–1672: Iapetus and Rhea
1676: Speed of Light
1682: Halley’s Comet
1684: Tethys and Dione
1684: Zodiacal Light
1686: Origin of Tides
1687: Newton’s Laws of Gravity and Motion
1718: Proper Motion of Stars
1757: Celestial Navigation
1764: Planetary Nebulae
1771: Messier Catalog
1772: Lagrange Points
1781: Discovery of Uranus
1787: Titania and Oberon
1789: Enceladus
1789: Mimas
1794: Meteorites Come from Space
1795: Encke’s Comet
1801: Ceres
1807: Vesta
1814: Birth of Spectroscopy
1838: Stellar Parallax
1839: First Astrophotographs
1846: Discovery of Neptune
1846: Triton
1847: Miss Mitchell’s Comet
1848: Doppler Shift of Light
1848: Hyperion
1851: Foucault’s Pendulum
1851: Ariel and Umbriel
1857: Kirkwood Gaps
1859: Solar Flares
1859: Search for Vulcan
1862: White Dwarfs
1866: Source of the Leonid Meteors
1868: Helium
1877: Deimos
1877: Phobos
1887: End of the Ether
1893: Star Color = Star Temperature
1895: Milky Way Dark Lanes
1896: Greenhouse Effect
1896: Radioactivity
1899: Phoebe
1900: Quantum Mechanics
1901: Pickering’s “Harvard Computers”
1904: Himalia
1905: Einstein’s “Miracle Year”
1906: Jupiter’s Trojan Asteroids
1906: Mars and Its Canals
1908: Tunguska Explosion
1908: Cepheid Variables and Standard Candles
1910: Main Sequence
1918: Size of the Milky Way
1920: “Centaur” Asteroids
1924: Eddington’s Mass-Luminosity Relation
1926: Liquid-Fueled Rocketry
1927: The Milky Way Rotates
1929: Hubble’s Law
1930: Discovery of Pluto
1931: Radio Astronomy
1932: The Öpik-Oort Cloud
1933: Neutron Stars
1933: Dark Matter
1936: Elliptical Galaxies
1939: Nuclear Fusion
1945: Geosynchronous Satellites
1948: Miranda
1955: Jupiter’s Magnetic Field
1956: Neutrino Astronomy
1957: Sputnik 1
1958: Earth’s Radiation Belts
1958: Nasa and the Deep Space Network
1959: Far Side of the Moon
1959: Spiral Galaxies
1960: Seti
1961: First Humans in Space
1963: Arecibo Radio Telescope
1963: Quasars
1964: Cosmic Microwave Background
1965: Black Holes
1965: Hawking’s “Extreme Physics”
1966: Venera 3 Reaches Venus
1967: Pulsars
1967: Study of Extremophiles
1969: First on the Moon
1969: Second on the Moon
1969: Astronomy Goes Digital
1970: Organic Molecules in Murchison Meteorite
1970: Venera 7 Lands on Venus
1970: Lunar Robotic Sample Return
1971: Fra Mauro Formation
1971: First Mars Orbiters
1971: Roving on the Moon
1972: Lunar Highlands
1972: Last on the Moon
1973: Gamma-Ray Bursts
1973: Pioneer 10 at Jupiter
1976: Vikings on Mars
1977: Voyager “Grand Tour” Begins
1977: Uranian Rings Discovered
1978: Charon
1979: Active Volcanoes on Io
1979: Jovian Rings
1979: An Ocean on Europa?
1979: Gravitational Lensing
1979: Pioneer 11 at Saturn
1980: Cosmos: A Personal Voyage
1980, 1981: Voyager Saturn Encounters
1981: Space Shuttle
1982: Rings Around Neptune
1984: Circumstellar Disks
1986: Voyager 2 at Uranus
1987: Supernova 1987 A
1988: Light Pollution
1989: Voyager 2 at Neptune
1989: Walls of Galaxies
1990: Hubble Space Telescope
1990: Venus Mapped by Magellan
1992: Mapping the Cosmic Microwave Background
1992: First Extrasolar Planets
1992: Kuiper Belt Objects
1992: Asteroids Can Have Moons
1993: Giant Telescopes
1994: Comet SL-9 Slams into Jupiter
1994: Brown Dwarfs
1995: Planets Around Other Suns
1995: Galileo Orbits Jupiter
1996: Life on Mars?
1997: “Great Comet” Hale-Bopp
1997 253: Mathilde
1997: First Rover on Mars
1997: Mars Global Surveyor
1998: International Space Station
1998: Dark Energy
1999: Torino Impact Hazard Scale
1999: Chandra X-ray Observatory
2000: An Ocean on Ganymede?
2000: Near at Eros
2001: Solar Neutrino Problem
2001: Age of the Universe
2001: Genesis Catches Solar Wind
2003: Spitzer Space Telescope
2004: Spirit and Opportunity on Mars
2004–2017: Cassini Explores Saturn
2004: Stardust Encounters Wild-2
2005: Deep Impact: Tempel-1
2005: Huygens Lands on Titan
2005: Hayabusa at Itokawa
2006: Demotion of Pluto
2007: Habitable Super Earths?
2009: Kepler Mission
2010: Sofia
2010: Rosetta Flies by 21 Lutetia
2010: Comet Hartley-2
2011: Messenger at Mercury
2011: Dawn at Vesta
2011: ALMA
2012: Mars Science Laboratory Curiosity Rover
2013: Chelyabinsk Fireball
2015: LightSail-1
2015: Dawn at Ceres
2015: Pluto Revealed!
2016: Juno at Jupiter
2016: ExoMars Trace Gas Orbiter
2016: Gravitational Waves
2017: North American Solar Eclipse
2017: Planets around Trappist-1
2018: InSight to Mars
2019: James Webb Space Telescope
2020: Start of Mars Sample Return
~2022: Europa Clipper
2022: Jupiter Icy Moons Explorer
~2025?: Wfirst
2029: Apophis Near Miss
~2035 –2050: First Humans on Mars?
~2050?: Breakthrough Starshot
~100 Million: Sagittarius Dwarf Galaxy Collision
~1 Billion: Earth’s Oceans Evaporate
~3–5 Billion: Collision with Andromeda
~5–7 Billion: End of the Sun
~1014: Last of the Stars
The End of Time: How Will the Universe End?
Notes and Further Reading
Photo Credits
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