... News . ... Read Mark BosloughУ?т??т??s blog on the Jupiter impact . ... New model reconciles the Moon's Earth-like composition with the giant impact theory of formation . ... However, a major challenge to the theory has been that Earth and the Moon have identical oxygen isotope compositions, even though earlier impact models indicated they should differ substantially. ... Only registered members of Astronomy.com are allowed to comment on this article. ... Oldest to newest . ... LATEST NEWS . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... les plus belles images de l'Univers d†йcrypt†йes pour vous . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Mercure sous l'ЉУil de Messenger . ... Trois mois apr†иs sa mise sur orbite autour de Mercure, le 18€аmars 2011, la sonde Messenger a produit des dizaines de milliers d'images d†йtaill†йes de sa surface. ...

. Next: Generation from In-Orbit Data Up: EPN_FILTERTRANSX Previous: Description Contents . Measurements at synchrotron facilities (BESY, HASY, Orsay) guided by fitting to an analytical model based on filter composition and material thicknesses. Michael Smith 2011-09-20

Supernova Gallery The purpose of the Bright Supernovae web pages is to provide a place where people can find reference images of Supernovae. ... This is an RGB color image of Supernova 2003gs in NGC 936 Credit: Pablo Canadia . Used by permission. (click on image for full resolution) . ... This is an LRGB color image of Supernova 2003cg in NGC 3169 Credit: Pollux observatory . ... Credit: Nick Suntzeff Used by permission. (click on image for full resolution) . ... Credit: AURA/NOAO Image Library . ...

... What Have We Learned About Halley's Comet? ... Until the Russian VEGA and the European Giotto spacecraft flew by Halley's core, people had never really seen the heart of a comet! ... showed that the comet's nucleus was about 15 kilometers long and 8 kilometers wide. ... The Giotto spacecraft came within 600 km of the comet's nucleus, surviving the great gas and dust storms of the inner coma. ... Comet Halley's dark icy nucleus (center) and bright "jets'' of gas and dust as photographed by "Giotto''....

ATM Forum Message . Forums: . ... Amateur Telescope Making | Post . ... Convex Mandrell . ... Post Message | ... I am looking at making a convex mandrel for a composite mirror project. On a search of the forum, I noticed that making a convex mirror is easy, but testing it is more difficult. ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... MAISON ( Multi-wavelength Astronomical Image Service On-line ) is a Web broker service which allows users to retrieve different images of the same field-of-view (FOV) from separate image servers. Through MAISON, users can readily preview a composite image created on-the-fly from these multiple images. ... Pointing observation images are searched for within a finite area on the sky centered at the users' specified location, thus generally have different FOVs. ... The image viewer . ...

... Душанбе - а/л Вертикаль-Алаудин (машиной) - Алаудинские озера (радиально) - пер. ... Адамташ (1Б, 3875м) - оз. Пиала - Мутные озера - пер. ... 1Б, 4051м) - пер. ... В частности, в приведенный выше маршрут не вошли неудачные попытки прохождения перевалов Юбилейный (7 августа) и ВАА (10-12 августа). Отчет о походе в формате PDF. Ходовые дни: 29 июля - 10 августа ( 12 дней, 5 августа дневка ). ... Четыре файла с видео - ОДИН И ТОТ ЖЕ ролик, просто в разном качестве. ... 2013_Fany_HD.mpg . ...