Science Apr 26 This stunning map of the Milky Way pinpoints more than 1 billion stars By Lee Billings, Scientific American
Science Jan 12 Galaxy Clusters, Blue Stars and Cosmic Explosions Skywatchers gathered in Austin, Texas, this week at the 219th American Astronomical Society meeting. Here's a look at some of the most exciting interstellar space findings, and the images that accompany them. By Jenny Marder
Science Feb 03 Watch My Very Educated Mother Just Showed Us New Planets — 1,200 of Them Perhaps you learned a mnemonic device such as the one above to help remember the planets -- Mercury, Venus, Earth, etc. -- and their order away from the sun. Turns out, we're going to need a longer mnemonic after the…
Science Nov 24 Watch Space Shuttle Program Winds Down as Era of Privatized Spacecraft Dawns As NASA's space shuttle program comes to an end after decades of service, private companies are looking to fill the void. Judy Woodruff looks at the future of space exploration with science correspondent Miles O'Brien.
Science May 21 Watch Scientists Study Final Moments of Dying Star The deaths of some stars are marked by a unique event: the supernova. A NASA telescope captured a massive explosion in January, giving scientists clues into the mechanics of our own world. Robert Kirshner of Harvard University explains the significance…
Jan 31 Watch Astronomers Debate Pluto’s Planetary Status Members of the International Astronomical Union voted in August to reclassify Pluto as a "dwarf planet." Many astronomers, however, are unhappy with the demotion -- they question its scientific validity and the way the decision was made. Continue watching