Астрономическая картинка дня . Официальное зеркало Astronomy picture of the day на сервере NASA ?? ... 13 января 2002 . ... Гипатия Александрийская . Пояснение: Шестнадцать столетий назад Гипатия была одним из самых передовых ученых в области математики и астрономии. ... Гиппатии приписывается высказывание: "Сохраняй за собой право думать, даже неправильно ? это лучше, чем не думать совсем". ... Robert Nemiroff ( MTU ) и Jerry Bonnell ( USRA ) . ... А. Сергеев , оформление, 1999, 2000. ...

Note: you can click on a picture to see it enlarged ...you float into the ODS (Orbite Docking System) from Shuttle's airlock through tunnel extension ( also serves as EVA airlock ). The tunnel leads further to the Shuttle's back where Spacelab is placed. ... You move upwards.....and see a closed hatch. It's time to open it! Yet another closed hatch - but it's not the Shuttle's, it belongs to the Russian space station Mir. Open it - and you are in the Mir's docking module . ...

... Солнечные затмения 2004-2024 . ... Short report about viewing of Venus Transit at 8 June 2004. ... The same situation was at Berdyansk at the June, 8, 2004, when Venus Transit occur. ... At the photo below, you can see how cloudy it was when the transit began. ... You can see it at the picture 1. ... I would like to thank Illya Pustovit, who kindly gave me a permission to use his digital camera for taking pictures of this Venus Transit and helped me a lot with working on gotten pictures. ...

... ESA Science & Technology, 2010 INTEGRAL completes the deepest all-sky survey in hard X-rays . ... The Obscured Universe 6th Integral Workshop held at IKI . ... Август 2012 // INTEGRAL Picture of the Month . ... Апрель 2012 // INTEGRAL Picture of the Month . ... Июль 2010 // INTEGRAL Picture of the Month . ... август 2006 // INTEGRAL Picture of the Month . ... июль 2006 // INTEGRAL Picture of the Month . ... март 2006 // INTEGRAL Picture of the Month . ... ноябрь 2005 // INTEGRAL Picture of the Month...

A year is a time interval approximately equal to the period of the Earth's rotation around the Sun. ... 2) a tropical year is a time interval between the Sun's two centre successive passing through the medium point of the vernal equinox (365,2422 days); . 3) anomalistic year is a time interval between the Sun's two centre successive passing through the perihelion of its visible heliocentric orbit (365,2596 days); . ... 6) lunar year includes 12 lunar synodic months (about 354, 367 days); . ...

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

... Introduction: Atmospheric Ozone . ... Ozone is an important air pollutant in the troposphere produced in summer smog and also a very efficient greenhouse gas (especially in tropopause region). ... Because of solar physical processes and other processes in the interstellar room the curve shown in black reaches the Earth's atmosphere. ... ROx-radical chain . ... Maximal O3 concentrations reported from PBL in urban plumes . Two coupled radical chain reactions: NOx (green): NO, NO2, ROx (red): OH., ...

... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...