Title: Chandrasekhar’s Limit Speaker: Keith Jarvie, Ph.D. Keith’s talk examines (at the level of an amateur enthusiast with minimal math skills) the interplay between the birth of quantum mechanics, and its application to understanding the life cycles of the stars’. The historical record is traced through the lives of the scientists who contributed to the field, each of whom provides clear evidence of their genius, and in numerous instances, their eccentricities. Central to the narrative are the points of collision between Dr. Subrahmanyan Chandrasekhar, and Sir Arthur Eddington, a ‘founding father’ and dominant force in early cosmology. The passage of … Continue reading
Clear Sky Clock
- The Deep LagoonRidges of glowing interstellar gas and dark dust clouds
- Rainbows and Rays over Bryce CanyonWhat's happening over Bryce Canyon?
- Milky Way and Aurora over AntarcticaIt has been one of the better skies of this long night.
- The Sombrero Galaxy from HubbleWhy does the Sombrero Galaxy look like a hat?
- The Deep Lagoon
- Trail Blazer July 29, 2015The post Trail Blazer appeared first on Sky & Telescope.
- Inside the September 2015 Issue July 28, 2015PURCHASE PRINT ISSUE | PURCHASE DIGITAL ISSUE | PURCHASE BACK ISSUES | SUBSCRIBE Unraveling Astronomical Mysteries Under the Harvest Moon The red light of a harvest Moon sets the perfect mood for unraveling astronomical mysteries. (And of course, read all about where and when to see the eclipse in this issue.) S&T Science Editor Camille […]
- Trail Blazer July 29, 2015
- Ceres Resembles Saturn’s Icy Moons July 28, 2015Ceres’ topography is revealed in full (but false) color in a new map created from elevation data gathered by NASA’s Dawn spacecraft, now nearly five months in orbit around the dwarf planet orbiting the Sun within the main asteroid belt. With craters 3.7 miles (6 km) deep and mountains rising about the same distance from its surface, […]Jason Major
- Faces of the Solar System July 28, 2015“Look, it has a tiny face on it!” This sentiment was echoed ‘round the web recently, as an image of Pluto’s tiny moon Nix was released by the NASA New Horizons team. Sure, we’ve all been there. Lay back in a field on a lazy July summer’s day, and soon, you’ll see faces of all […]David Dickinson
- Blues for the Second Full Moon of July July 27, 2015Brace yourselves for Blue Moon madness. The month of July 2015 hosts two Full Moons: One on July 2nd and another coming right up this week on Friday, July 31st at 10:43 Universal Time (UT)/6:43 AM EDT. In modern day vernacular, the occurrence of two Full Moons in one calendar month has become known as […]David Dickinson
- See Pluto’s Icy Flow Plains and Mountains Revealed in Highest Resolution Flyover Mosaic and Movie July 26, 2015Until barely two weeks ago, Pluto tantalized humanity for eight decades with mysteries we could only imagine – seen as just a point of light or fuzzy blob in the world’s most powerful telescopes. Now the last explored planetary system in our solar system is being revealed for the first time in history to human […]Ken Kremer
- Flowing Ice, Exotic Mountains and Backlit Haze Highlight Pluto as Never Seen Before July 24, 2015Spectacular imagery of huge regions of flowing ice, monumental mountain ranges and a breathtakingly backlit atmospheric haze showing Pluto as we’ve never seen it before, were among the newest discoveries announced today, July 24, by scientists leading NASA’s New Horizons mission which sped past the planet for humanity’s first ever up-close encounter only last week. […]Ken Kremer
- Ceres Resembles Saturn’s Icy Moons July 28, 2015