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На этой странице приведены все страницы сервера www.iki.rssi.ru ,которые мы индексируем. Показаны документы 6921 - 6940 из 7171.

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6921. Lunar Orbiter 1
... Launch Date: 1966-08-10 . ... The Lunar Orbiter 1 spacecraft was designed primarily to photograph smooth areas of the lunar surface for selection and verification of safe landing sites for the Surveyor and Apollo missions. ... The spacecraft was placed in a cislunar trajectory and injected into an elliptical lunar orbit for data acquisition. ... An 80-millimeter lens system was used to obtain Medium-Resolution (MR) photos, and a 610-millimeter lens system was used for High-Resolution (HR) photos. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/orbiter1.htm -- 8.1 Кб -- 15.10.1997
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6922. Lunar Orbiter 2
... The Lunar Orbiter 2 spacecraft was designed primarily to photograph smooth areas of the lunar surface for selection and verification of safe landing sites for the Surveyor and Apollo missions. ... The spacecraft acquired photographic data from November 18 to 25, 1966, and readout occurred through December 7, 1966. ... The two separate lens, shutter, and platen systems utilized the same film supply and recorded imagery simultaneously in adjacent areas on 70-millimeter film. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/orbiter2.htm -- 8.4 Кб -- 15.10.1997
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6923. Lunar Orbiter 3
... The Lunar Orbiter 3 spacecraft was designed primarily to photograph smooth areas of the lunar surface for selection and verification of safe landing sites for the Surveyor and Apollo missions. ... The spacecraft was placed in a cislunar trajectory and injected into an elliptical lunar orbit for data acquisition. ... The spacecraft acquired photographic data from February 15 to 23, 1967, and readout occurred through March 2, 1967. ... The quality of recorded data ranged from good to excellent. ...
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6924. Venera 4
Courtesy of NASA's National Space Science Data Center . ... On-orbit dry mass: 1106.00 kg . Venera 4 was launched from a Tyazheliy Sputnik (67-058B) towards the planet Venus with the announced mission of direct atmospheric studies. On October 18, 1967, the spacecraft entered the Venusian atmosphere and released two thermometers, a barameter, a radio altimeter, and atmospheric density gauge, 11 gas analyzers, and two radio transmitters operating in the DM waveband. ... Space History . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/venera4.htm -- 2.7 Кб -- 15.10.1997
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6925. Meteoroids and Meteorites
... Stony iron meteorites (1.5%) . ... Some meteoriticists have suggested that the different properties found in various chondrites suggest the location in which they were formed. ... Iron Meteorite . This iron meteorite was found at Derrick Peak, Antarctica. ... This meteorite is assumed to be a sample of the crust of the asteroid Vesta , which is only the third solar system object beyond Earth where scientists have a laboratory sample (the other extraterrestrial samples are from Mars and the Moon). ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/meteor.htm -- 14.2 Кб -- 15.10.1997
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6926. Jupiter's Moon Metis
Metis . Jupiter XVI - 1979J3 . Metis [MEE-tis] is the innermost known satellite of Jupiter. ... Metis and Adrastea lie within Jupiter's main ring and may be the source of material for the ring. Very little is known about Metis. ... Stephen Synnott . ... 1979 . ... Mean density (gm/cm^3) . ... Mean distance from Jupiter (km) . ... Orbital period (days) . ... Mean orbital velocity (km/sec) . ... 0.0000 . ... Synnott, S. P. "1979J3: Discovery of a Previously Unknown Satellite of Jupiter." ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/metis.htm -- 4.5 Кб -- 15.10.1997
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6927. Saturn's Moon Mimas
Mimas . ... The surface is icy and heavily cratered. ... Because Mimas has such a low temperature of about -200? C (-328?F), the impact features may date back to the time of the moon's creation. One of the craters, named Herschel, is surprisingly large in comparison to the size of the moon. The crater is 130 kilometers (80 miles) wide, one-third the diameter of Mimas. Herschel is 10 kilometers (6 miles) deep, with a central mountain almost as high as Mount Everest on Earth. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/mimas.htm -- 6.1 Кб -- 15.10.1997
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6928. Uranus' Moon Miranda
Miranda . Uranus V . ... The resolution at which the larger satellites were photographed was around 2 to 3 kilometers (1.2 to 1.9 miles). ... This high-resolution image of Miranda was acquired by Voyager 2 on January 24, 1986, when the spacecraft was 36,250 kilometers (22,500 miles) from the Uranian moon. ... This Voyager 2 image of Miranda was taken January 24, l986, from a distance of about 31,000 kilometers (19,000 miles), shortly before the spacecraft's closest approach to the Uranian moon. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/miranda.htm -- 13.3 Кб -- 15.10.1997
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6929. The Moon
... Views of the Moon . Apollo Lunar Surface Journal . ... Because the Moon has neither an atmosphere nor any water, the components in the soils do not weather chemically as they would on Earth. ... Courtesy NASA) . ... This view of the Earth rising over the Moon's horizon was taken from the Apollo 11 spacecraft. ... A close-up view of an astronaut's footprint in the lunar soil, photographed with a 70mm lunar surface camera during the Apollo 11 extravehicular activity (EVA) on the Moon. ... Earth . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/moon.htm -- 23.6 Кб -- 15.10.1997
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6930. Mars Surveyor '98 Orbiter
Mars Surveyor '98 Orbiter . NASA Mars Orbiter . ... The Mars Surveyor '98 Orbiter is the companion spacecraft to the Mars Surveyor '98 Lander. ... The orbiter has as its primary science objectives to: 1) monitor the daily weather and atmospheric conditions; 2) record changes on the martian surface due to wind and other atmospheric effects, 3) determine temperature profiles of the atmosphere; and 4) monitor the water vapor and dust content of the atmosphere. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/morb98.htm -- 4.0 Кб -- 15.10.1997
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6931. Mars Surveyor '98 Lander
Mars Surveyor '98 Lander . NASA Mars Lander . ... The Mars Surveyor '98 Lander is the companion spacecraft to the Mars Surveyor '98 Orbiter. The two spacecraft will be launched separately, but comprise a single mission to study the Martian weather, climate, and water and carbon dioxide budget. ... The lander consists of a base with three landing legs and an exposed upper deck to hold the instruments. Two solar power arrays extend from the deck parallel to the ground on opposite sides. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/msur98.htm -- 4.9 Кб -- 15.10.1997
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6932. Neptune's Moon Naiad
Naiad . Neptune III - 1989N6 . Naiad, the last satellite discovered, is about 54 kilometers (33 miles) in diameter and orbits Neptune every 7 hours and 6 minutes about 23,200 kilometers (14,400 miles) above the clouds. ... Naiad circles the planet in the same direction as Neptune rotates, and remains close to Neptune's equatorial plane. ... Discovered by . ... Mean density (gm/cm^3) . Mean distance from Neptune (km) . ... Rotational period (days) . Orbital period (days) . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/naiad.htm -- 3.7 Кб -- 15.10.1997
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6933. Near Earth Asteroid Rendezvous (NEAR)
... NASA Asteroid Orbiter . ... 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. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/near.htm -- 3.6 Кб -- 15.10.1997
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6934. Mars Introduction
... The Surface of Mars . Pathfinder Images . ... Martian Volcanoes . ... All that was revealed was a surface containing many craters and naturally occurring channels but no evidence of artificial canals or flowing water. ... The atmosphere of Mars is quite different from that of Earth. ... Flight over Valles Marineris . ... Valles Marineris . This image is a mosaic of the Valles Marineris [VAL-less mar-uh-NAIR-iss] hemisphere of Mars. ... This image shows part of Candor Chasm in Valles Marineris. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/mars.htm -- 27.5 Кб -- 15.10.1997
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6935. Mars 96
Russia Mars Orbiter/Lander . The Mars 96 mission was launched on November 16, 1996. ... Mars 96 consisted of an orbiter, two soft landers, and two surface penetrators that were to be used to study the Red Planet. The orbiter include: 12 instruments; seven plasma measuring instruments; and three astrophysics instruments. ... The spacecraft was to create a high-resolution map of the surface and conduct measurements that would identify mineral deposits, surface composition, and crust structure. ...
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6936. Martian Clouds
... Views of Martian Clouds . ... Although not as pronounced as on Earth , clouds are common features on Mars. The Martian atmosphere has only a trace of water vapor; however, the temperature and pressure is such that the atmosphere is usually close to saturation and produces clouds. Even from Earth based telescopes, clouds have been observed by transient brightening on the surface of Mars. ... Lee waves . ... Wave clouds . ... Image Credit: Calvin J. Hamilton) . Lee Wave . ... Wave Clouds . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/marscld.htm -- 8.0 Кб -- 15.10.1997
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6937. Life from Mars: The Discovery
Life from Mars: . The Discovery . ... Meteorite Yields Evidence of Primitive Life on Early Mars (August 7, 1996) . Life from Mars: Video Animations . ... The NASA-funded team found the first organic molecules thought to be of Martian origin; several mineral features characteristic of biological activity; and possible microscopic fossils of primitive, bacteria-like organisms inside of an ancient Martian rock that fell to Earth as a meteorite. ... Mars Life? Microscopic Structures . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/marslif1.htm -- 10.1 Кб -- 15.10.1997
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6938. Statement from Daniel S. Goldin
NASA has made a startling discovery that points to the possibility that a primitive form of microscopic life may have existed on Mars more than three billion years ago. ... It is a discovery that demands further scientific investigation. ... They will outline the step-by-step 'detective story' that explains how the meteorite arrived here from Mars, and how they set about looking for evidence of long-ago life in this ancient rock. ... NASA Headquarters, . ... Mars Life from Mars: The Discovery . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/marslif2.htm -- 3.3 Кб -- 15.10.1997
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6939. Life from Mars: Video Animations
... A NASA research team of scientists at the Johnson Space Center and at Stanford University has found evidence that strongly suggests primitive life may have existed on Mars more than 3.6 billion years ago. ... Video Clip 1 . ... High-resolution scanning electron microscope images of possible microscopic fossils, part of an array of indirect evidence found by NASA research, appear to indicate primitive life may have existed on Mars more than 3.6 billion years ago. ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/marslif3.htm -- 4.1 Кб -- 15.10.1997
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6940. Evidence of Primitive Life From Mars
Meteorite Yields Evidence of Primitive Life on Early Mars . A NASA research team of scientists at the Johnson Space Center and at Stanford University has found evidence that strongly suggests primitive life may have existed on Mars more than 3.6 billion years ago. ... The composition and location of PAHs organic molecules found in the meteorite also appeared to confirm that the possible evidence of life was extraterrestrial. ... Mars Life from Mars: The Discovery . ...
[ Сохраненная копия ]  Ссылки http://www.iki.rssi.ru/solar/eng/marslif6.htm -- 12.2 Кб -- 15.10.1997
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