This post is about the last,2009. Please let me if missed something. Here we go!

  1. Jan. 9: Microsoft Corporation releases the beta version of its Windows 7 operating system.
  2. Jan. 14: Steve Jobs takes a six-month medical leave of absence as CEO of Apple Inc.( This caused the keynotes to be done by others)
  3. Jan.30 I join youtube and twitter
  4. Feb. 13: Microsoft places a US $250,000 bounty on the Conficker computer worm’s creator.
  5. Mar 7: NASA launches its Kepler spacecraft from Cape Canaveral Air Force Station in Florida.
  6. A Computer virus called Conficker was spread through millions of computers, getting onto their computers and destroying files, and sharing information. This was supposed to be a April Fools Joke. (Not a good joke)
  7. May 24: The Space Shuttle Atlantis lands at Edwards Air Force Base in California, United States, after completing the final servicing mission to the Hubble Space Telescope.
  8. Jun. 8: Apple Inc. debuts the third generation of its iPhone line, iPhone 3GS at Worldwide Developers Conference 2009
  9. Jul. 21: NASA scientists confirm an impact event on Jupiter, the first observed since the impact of Shoemaker-Levy 9 on July 16–22, 1994
  10. Aug. 8: Micro-blogging website Twitter is knocked offline by a distributed denial-of-service attack targetted at a Georgian blogger.
  11. Aug.28: Snow Leopard is released.
  12. Sept. 11: NASA’s Space Shuttle Discovery lands at the Edwards Air Force Base in California, USA.
  13. Oct. 22: The Microsoft operating system Windows 7 goes on retail sale worldwide
  14. Nov. 13 Microsoft admits that the Windows 7 USB/DVD download tool contains code that is covered by the Gnu Public License and offers to make it available under the terms of that license
  15. Dec. 19: NASA releases the first ever photo of liquid outside of Earth, in the form of sunlight reflecting on a lake on Saturn’s largest moon, Titan.