SUNSET: 
Images from Apogee's Alta U9000 CCD Camera
While processing the images Dennis di Cicco recorded during his review of the Apogee Alta U9000 CCD camera, I was most impressed by the high sensitivity of the KAF-09000 chip. The images presented here are some of my favorites. Each of these photographs were recorded through a 15 nanometer passband…
Transit of Luna
Click on image for a 2MB animation.NASAOn February 25th the Moon crossed the Sun in an unearthly annular eclipse — one that can never be seen from Earth. These ultraviolet images were taken by one of NASA’s two STEREO solar observatories, which were launched last October and are now watching…
Inside the April 2007 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum The Other Side of the Story By Richard Tresch Fienberg News Notes Superduper Supernova, Titan's Sierras, The First Triple Quasar, and more . . . Mission Update By Jonathan McDowell 50 & 25 Years Ago…
Inside the March 2007 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum Lost in Translation By Richard Tresch Fienberg Letters News Notes Flowing Water on Today's Mars? Hubble Confirms a Cosmic Jerk, and more . . . Mission Update By Jonathan McDowell 75, 50 & 25 Years…
Inside the Night Sky March/April 2007 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Reflections: Got Stars? By J. Kelly Beatty The Sky Tonight March: Carnivores Rising The Great Bear, Lion, and Sea Serpent stalk upward together in the eastern sky. By Alan MacRobert The Sky Tonight April: Two Planets…
Using Digital Imagery to Detect Earth's Penumbra
With a little help, you can see the first hint of the Earth's shadow — the penumbra — on the Moon's surface. Here's what you need to know.
Inside the February 2007 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum A Moving Experience By Richard Tresch Fienberg News Notes Good Times, Bad Times for Astronomy, Titan: Assembling the Puzzle, and more . . . Mission Update By Jonathan McDowell 50 & 25 Years Ago By…
A Killer Blast?
Click on image for a 1MB animated GIF.Brian Fields, Themis Athanassiadou, Scott Johnson, and NASA.A supernova popping off near Earth could spell big trouble for our biosphere. University of Illinois astronomer Brian Fields and two colleagues used a computer to simulate what would happen if a star 30 light-years away…
Inside the January 2007 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum What Would George & Henri Do? By Richard Tresch Fienberg News Notes New Transiting Planet Candidates, Saturn's Ring Takes a Hit, Historic Supernova Linked to Remnant, and more . . . Mission Update By Jonathan…
Inside the Night Sky January/February 2007 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Reflections: Desperately Seeking Saturn By J. Kelly Beatty Your Letters The Sky Tonight January: Hello, Venus! Bright Venus climbs up from the glow of sunset, and Mercury joins it late in the month. By Alan MacRobert…
Inside the December 2006 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum What's in the Sky Tonight? By Richard Tresch Fienberg Letters News Notes When Galaxies Assembled, SMART 1's Grand Finale, Former "10th Planet" Formally Named, and more . . . Mission Update By Jonathan McDowell 75,…
The Hyades Movie
Click above to watch the stars of the Hyades Cluster separate from the unrelated stars in Taurus.Anthony Brown In 1997 scientists associated with the Hipparcos satellite published a 3-D map of stars in the Hyades cluster. It was the first time that the structure of a star cluster had ever…
Inside the November 2006 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum Pluto Doesn't Care By Richard Tresch Fienberg Letters News Notes A Trip Through a Star, Hot, Heavy, and Highly Eccentric, and more. . . Mission Update By Jonathan McDowell 50 & 25 Years Ago By…
Inside the Night Sky November/December 2006 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Reflections: Get the Sky Tonight 24/7 By J. Kelly Beatty Your Letters The Sky Tonight November: Water Constellations Between Fomalhaut in the south and Aldebaran in the east lies the Great Celestial Sea. By Alan MacRobert…
Inside the October 2006 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum You Get What You Pay For By Richard Tresch Fienberg Letters News Notes Lakes on Titan!, Amateurs Catch an Asteroid Flyby, New Concept for Imaging Life-Bearing Planets, and more... Mission Update By Jonathan McDowell 50…
Inside the September 2006 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Spectrum The Times They Are A-Changin' By Richard Tresch Fienberg Letters NewsNotes Super Earths, Supernova Hieroglyphics?, Triton Kidnap Caper, and more... Mission Update By Jonathan McDowell 75, 50 & 25 Years Ago By Leif J. Robinson…
Inside the Night Sky September/October 2006
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Reflections: Shadow Dancing By J. Kelly Beatty Your Letters The Sky Tonight September: Walk the Milky Way Trace out the constellations that mark the plane of our home galaxy. By Alan MacRobert The Sky Tonight October:…
Galaxies in Collision
Animations of the Milky Way colliding with the Andromeda Galaxy
Inside the Night Sky July/August 2006 Issue
PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | DOWNLOAD BACK ISSUES | SUBSCRIBE TABLE OF CONTENTS Reflections: The Joy of Stars By J. Kelly Beatty The Sky Tonight July: Triangles at Dusk Find your way around the stars and planets by triangulating from one to the next. By Alan MacRobert The Sky…
