Astronomy Picture of the Day . The Flaming Star Nebula from CFHT . ... Rippling dust and gas lanes give the Flaming Star Nebula its name. ... The bright star.. ... Inside the Eagle Nebula . ... A closer look at the Eagle Nebula, however, shows the bright region is actually a window into the center of a larger dark shell of dust. ... The telescope mirror, about the size of the Hubble Space Telescope mirror, is protected by a red covering. ... An Unusually Smooth Surface on Saturns Telesto . ...

... 2006 September 5 . Bright Cliffs Across Saturn's Moon Dione . Credit: Cassini Imaging Team , SSI , JPL , ESA , NASA . Explanation: What causes the bright streaks on Dione? Recent images of this unusual moon by the robot Cassini spacecraft now orbiting Saturn are helping to crack the mystery. ... The bright ice-cliffs run across some of Dione 's many craters, indicating that the process that created them occurred later than the impacts that created those craters. ... About APOD | ...

... September 5, 1998 . The Pulsar Powered Crab . Credit: J. Hester and P. Scowen ( ASU ), NASA . ... Using a stunning series of visible light images taken with the Hubble Space Telescope (HST) , astronomers have discovered spectacular pulsar powered motions within the Crab nebula. Highlights of this HST Crab "movie" show wisps of material moving away from the pulsar at half the speed of light, a scintillating halo, and an intense knot of emission dancing, sprite-like, above the pulsar's pole. ...

You Can Make Stellar Images Brighter . Articles | ... A few months ago I wrote an article titled "You Can’t Make Them Brighter". So why am I now writing that you can make them brighter. ... The image of a focused star is actually a small disk called the Airy disk, named after the 19 th century scientist Sir George Airy. ... For a given aperture, a smaller Airy disk means that the light is focused to a smaller disk and is therefore brighter. ... www.astronomy.net . About Astronomy Net | ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Armagh Observatory reports that, if skies are clear on the night of 27/28 September, skywatchers will witness a rare total eclipse of the Moon during the early hours of Monday 28th. ... As the eclipse progresses from penumbral to partial phase, and then towards totality, it is interesting to observe how the dark shadow of the Earth slowly encroaches on the Full Moon until the Moon is nearly completely obscured. ...

... View on Arno from the opposite side of ponte S. Niccolo. b06. ... A view on east of Florence from the climb to piazzale Michelangelo. b10. ... Old city wall going from piazza Poggi to Forte di Belvedere. b20. ... Gate near Forte di Belvedere. b23. ... On costa San Giorgio (going down from Forte di Belvedere to palazzo Pitti). b34. ... Giardino di Boboli, stadium. c02. Palazzo Pitti; view from Giardino di Boboli. c03. ... Giardino di Boboli . ... Palazzo Pitti; view from Giardino di Boboli. c12. ...