... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...

... StarCalc Home Page - Downloads . ... File . StarCalc (English version) . ... With minimal configuration, version 5.72 of StarCalc includes the next interfaces: "Horizon", "Horizontal coordinategrid", "Equatorial coordinate grid", "Constellation boundaries", "Constellation lines", "Constellation names", "Star proper names", "Bright Star Catalog", "Deep-sky objects", "Sun", "Moon" and "Planets and satellites" . Plugins for StarCalc . ... Interface to NGC 2000 (plugin + catalog file) . ...

... Authors: Spyros Basilakos (Imperial College London) . ... Title: Populating a cluster of galaxies - I. Results at z=0 . ... Title: The Merger Rate to Redshift One from Kinematic Pairs: Caltech Faint Galaxy Redshift Survey XI . ... Title: Multi-wavelength observations of an evolved galaxy group: An endpoint of galaxy merging? ... 23 matches for the search pattern galaxy merging . The URL for this page is: http://xxx.itep.ru/find/astro-ph/1/galaxy+merging/0/1/0/past,all/0/0 www-admin@xxx.lanl.gov ...

01.1989 . ... 01.1990 . ... 01.1991 . ... 01.1992 . ... 01.1993 . ... 12.1994 . ... 01.1995 . ... Name of magnetic observatories with their geomagnetic co-ordinates . ...

... Main page News People . ... Master . Master net Homepage . ... MASTER . ... About Space Monitoring Laboratory, scientific directions, instruments, contacts . ... Latest news and news archive . ... 17.06.2015 . ... Еще один крупнейший космический телескоп в коллекции МАСТЕРа . Read more . ... Вступил в строй еще один сегмент сети МАСТЕР - MASTER-SAAO (ЮАР) . ... МАСТЕР открыл новый опасный астероид . ... МАСТЕР ? ... Вступил в строй новый телескоп МАСТЕР-Канары!! All news ...

... учитель информатики и информационных технологий, . ... В последние годы в нашем Центре были проведены эксперименты по использованию офисных информационных технологий для изучения астрономии в 11 классе. ... В проектной работе было решено использовать возможности процессора презентаций Power Point, который превращает введенную текстовую и числовую информацию в профессионально выполненные слайды, наполненные диаграммами, таблицами, графическими иллюстрациями, звуковыми фрагментами. ...

... Shareable data center . ... Experimental research on ionospheric disturbances of natural and technogenic origin, and on the transionospheric propagation of decimetric radio waves, based on processing data from the global network of two-frequency receivers of the GPS-GLONASS navigation systems . ... Estimation of the sensitivity of the method of global integration at the detection of an ionospheric response to faint solar flares and disturbances of non-solar origin (supernova explosions). ...

... Ce centre, formаЙ de molаЙcules vagues, se prit аА tourner sur lui-mаКme en se condensant progressivement; d'ailleurs, suivant des lois immuables de la mаЙcanique, аА mesure que son volume diminuait par la condensation, son mouvement de rotation s'accаЙlаЙrait, et ces deux effets persistant, il en rаЙsulta une аЙtoile principale, centre de l'amas nаЙbuleux. ... Ainsi ThalаИs de Milet, 460 ans avant J.-C., аЙmit l'opinion que la Lune аЙtait аЙclairаЙe par le Soleil. ... Vue de la Lune. ...

... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

. home - main - author - help english - russian . N-1 rocket . N-1 on the . transporter . Block D . LOK orbiter . L-3 lander . N-1 stack after Block G separation . (hole in the shroud is for illustration only, real shroud is solid) . Warning: 4 files, 100Kb . LK engines . LK landing leg . shock absorber . Block D, rear view . Lunar surface mockup from LK trainer .

StarShine-3: . ... The satellites are covered by nearly 1000 small, front-surface aluminum mirrors that are machined by technology students in Utah and polished by tens of thousands of students all over the world. ... And this is only small story about it. ... We will be able to measure the angular position of that satellite by observing sunlight flashes from small mirrors mounted on the surface of the satellite, as it passes across the starry sky before sunrise and after sunset.. ... Starshine 3 . ...

... Р?С?С?С?Р?Р?Р?Р?РеС?Р?С?Р?РеР? ... Launched on February 17, 1996, the Near Earth Asteroid Rendezvous (NEAR) mission is to be the first of NASA's Discovery missions, a series of small-scale spacecraft designed to proceed from development to flight in under three years for a cost of less than $150 million. ... The ultimate goal of the mission is to rendezvous with and achieve orbit around the near Earth asteroid 433 Eros in February, 1999, and study the asteroid for approximately one year. ...