Comet ISON Grows Wings; Comet Lovejoy, a Fountain

(Before It's News)

Comet ISON on Nov. 17 with a tail nearly 8 degrees long streaming from a small, strongly condensed coma. Click to enlarge. Credit: Michael Jaeger

Wonderful photos of Comets ISON and Lovejoy with their swollen comas and developing tails  have appeared on these pages, but recently, amateur and professional astronomers have probed deeper to discover fascinating dust structures emanating from their very cores. Most comets possess a fuzzy, starlike pseudo-nucleus glowing near the center of the coma. Hidden within this minute luminous cocoon of haze and gas lies the true comet nucleus, a dark, icy body  that typically spans from a few to 10 kilometers wide. Comet ISON’s nucleus could be as large as several kilometers and hefty enough (we hope!) to survive its close call with the sun on Nov. 28.
(…)
Read the rest of Comet ISON Grows Wings; Comet Lovejoy, a Fountain (817 words)

© Bob King for Universe Today, 2013. |
Permalink |
No comment |

Post tags: coma, Comet ISON, Comet Lovejoy, dust fountain, hood, jet, nucleus

Feed enhanced by Better Feed from Ozh

• Comet ISON is now inside the orbit of Earth as it plunges headlong toward the sun for a fiery close encounter (List of possible scenarios)
• NASA’s MAVEN Mission Will Help Study Mars’ Depleting Atmosphere
• How NASA Kept MAVEN’s Launch Date During The Government Shutdown
• Small eye, big eye. Hercules and Atlas
• Comment on Unusual oval pit near Galaxias Chaos on Mars by john Brandenburg
• ISON’s Outer Coma is Now = 70 Full Moons. Video 6:29 1117-13 pst Video
• Wake UP! Venus Turns Pyramid Through The Telescope – Double Pyramid Test Results 11-17-2013 Video
• Comment on Unusual oval pit near Galaxias Chaos on Mars by scottonthespot
• ISON:SUPERNATURAL EVENT IMMINENT
• UPDATE: ISON and New Quake Update. 11-17-13 12:42 pst. Video