Tuesday June 30th 1908AD.Siberian Apocalypse Meteor Hits Siberia in RUSSIA at 7:15am(07:15hrs).
2136.BC.Chinese record an eclipse of the Sun.
350.BC.Aristotle proposes the Earth is round.
134.BC.Hipparchus invents'magnitude scale'for comparing star brightnesses.
1054.Chinese observe supernova in the constellation of Taurus.
1543.Nicholas Copernicus publishes his theory of the sun-centred Solar System..
1609.Galileo Galilei constructs his first astronomical refracting telescope and starts observing the skies...
1610.Johannes Kepler argues that the Universe is not infinite;Galileo Galilei observes Jupiter's moons Io,Europa,Ganymede and Callisto,and first sees Saturn's ring without realising their nature.
1613.Galileo Galilei discovers the Sun rotates by observing sunspots.
1655.Giovanni Cassini discovers Jupiter's Great Red Spot...
1656.Christiaan Huygens explains Saturn's rings and discovers the moon Titan.
1668.Issac Newton builds first reflecting telescope...
1675.Ole Römer uses Jupiter's moons to calculate the speed of light..
1705.Edmund Halley successfully predicts the return of a comet in 1758.
1781.William Herschel discovers Uranus.
1784.John Mitchell proposes astronomical bodies from which light cannot escape-black holes.
1796.Pierre Laplace proposes formation of the Solar System from a cloud of gas and dust..
1801.Giuseppe Piazzi discovers the asteroid,Ceres.
1845.Third Earl of Rosse discovers the spiral nature of galaxies.
1846.Neptune discovered after independent predictions by John Couch-Adams and Urbain Leverrier;William Lassell discovers Triton..
1864.William Huggins discovers the Orion Nebula to be a gas cloud in space.
1866.Giovanni Schiaparelli proposes meteor showers comet's tails.
1910.Ejnar Hertzsprung and Henry Norris Russell find relationship between the colour and luminosity of the stars..
1929.Edwin Hubble proves the expansion of the Universe using the redshifts of galaxies;George Gamow discovers hydrogen fusion to be the energy supply for stars.
1930.Clyde Tombaugh discovers Pluto....
1932.Karl Jansky observes natural radio waves coming from the galactic centre..
1942.Astronomers realise the Crab Nebula is debris from the 1054 supernova.
1949.Herbert Friedman discovers X-rays from the Sun...
1957.Jodrell Bank radio telescope completed near Manchester;Sputnik 1 becomes first artificial satellite.
1961.Yuri Gagarin becomes first human in space...
1964.Arno Penzias and Robert Wilson discover the cosmic microwave background radiation...
1965.Penzias and Wilson publish details of their discovery;Mariner 4 reaches Mars;Alexei Leonov performs first spacewalk.
1967.Jocelyn Bell and Antony Hewish discover the first pulsar-created by the 1054 supernova...
1969.Apollo 11 lands on the Moon and the first humans walk on lunar surface.
1970.Venera 7 touches down on Venus.
1971.Salyut 1 becomes first space station...
1974.Mariner 10 becomes the only spacecraft to visit Mercury..
1976.Vikings 1 and 2 touch down safely on Mars...
1977.James Elliot discovers rings of Uranus;Voyagers 1 and 2 launched to the outer Solar System....
1979.Voyager discovers active volcanoes on Jupiter's moon lo..
1986.Launch of Mir space station;Giotto probe encounters Halley's Comet..
1987.Supernova observed in the Large Magellanic Cloud.
1990.Hubble Space Telescope launched;Magellan spacecraft begins four-year orbital mapping of Venus.
1992.CORE satelite finds speeds of galaxies in the cosmic microwave background radiation.
1995.Galileo spacecraft begins orbital survey of Jupiter and its moons...
1997.Pathfinder releases first rover on to the Martian surface..
2000.First astronauts live on board the International Space Station(ISS)..
2003.Beagle Two lands on Mars on Christmas Day,Thursday December 25th 2003.
2004.NASA'S SPACECRAFT SPIRIT LANDS ON MARS ON SUNDAY JANUARY 4TH 2004...
2004.Cassini-Huygens Arrives(reaches)Saturn on Wednesday June 30th 2004..
2005.Huygens Probe lands(touch down)on Saturn's moon Titan on Friday January 14th 2005...
2006.US Probe Stardust Returns the grains from Wild Two Comet to Earth in January 2006 after seven years.....
2006:European Spacecraft,Venus Express Reaches VENUS On Tuesday April 11th 2006 at 07:45.hrs BST(UK).
Monday July 3rd 2006.Asteroid 2004XP.is to make a close encounter with earth.There is no high risk of it hitting the earth(US)yet.
Thursday August 24th 2006.A.D. A SAD DAY FOR PLUTO. Because Pluto is No Longer a Planet. Which means there are only Eight Planets in our Solar System(Mercury,Venus,Earth,Mars,Jupiter,Saturn,Uranus and Neptune)..
(2003. Smart 1 Probe was Launched in September 2003 to be sent to the MOON)....
2006.Smart 1 Probe Crashes int o the MOON On Sunday September 3rd 2006 at 05:42.hrs.BST..
Thursday September 21st 2006. Saturn's Ring System has a Extra Ring Added(known as the E Ring)
Tuesday September 26th 2006.Two Planets Named Wasp-1b and Wasp-2b were discovered outside our salor system by the SpaceWasp Space Craft....
Friday October 6th 2006:five new planets(whizzed planets)were discover outside our solar system.
Saturday October 7th 2006:NASA Photo Imgines of the Red Planet(MARS)of it's Victoria Crator.
2006.A.D.Friday November 10th 2006,A Massive(Huge)Hurricane rages on Saturn's South Pole.A NASA REPORT..
2006.A.D.NASA HAVE DISCOVERED POSSIBLE SIGNS OF WATER ON PLANET MARS.(ON WEDNESDAY DECEMBER 6TH 2006).
Wednesday December 13th 2006.AD.A Mountain Range was decover on Saturn's Moon TITAN.(by NASA)..
Friday December 15th 2006.AD.(BBC SCIENCE NEWS)NASA DISCOVERED POSSIBLE CLUES OF LIFE ON COMET WILD TWO..
Friday January 5th 2007.AD. Black Hole Found in Ancient Liar.
Friday January 5th 2007.AD. Poof of Methane on Titan.
Wednesday April 25th 2007.AD. Gliese 581. Super Planet Earth 2.5. Light years away was discovered by Swiss Astronomers in Switzland. Read more about it by login onto my other wapsite at
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