Launched in 1989, the Magellan spacecraft later radar-mapped most of the surface of this planet, Earth's twin
547845
The Unveiling of Venus - NASA History Homepage  [1] Of all the planets in the solar system, Venus is the most like our own Earth in ... NASA plans to launch a new radar imaging spacecraft, Magellan (named for the ... For the first time, planetary scientists had a global map of Venus. .... In late April 1989, Magellan will be carried into low Earth orbit by the space shuttle Atlantis.
547846
Magellan (spacecraft) - Wikipedia  The Magellan spacecraft, also referred to as the Venus Radar Mapper, was a 1,035-kilogram (2,282 lb) robotic space probe launched by NASA on May 4, 1989, to map the surface ... Beginning in the late 1970s, scientists pushed for a radar mapping mission to Venus. They first sought to construct a spacecraft named the...
547847
Magellan Summary Sheet - JPL - NASA  NASA's Magellan spacecraft used a sophisticated imaging radar to make the ... Magellan was the first planetary spacecraft to be launched by a space shuttle ... Earth a map of a long ribbon-like strip of the planet's surface captured on that orbit. ... Magellan also circled Venus more quickly, completing an orbit once every 94...
547848
Magellan Mission to Venus - Views of the Solar System  The Magellan spacecraft was the first planetary explorer (to Venus) to be launched by ... by the shuttle Atlantis from Kennedy Space Center in Florida on May 4, 1989. Atlantis took Magellan into low Earth orbit, where it was released from the shuttle's ... radar mapped more than 98 percent of the planet's surface and collected...
547849
Venus, Unmasked: 25 Years Since the Arrival of Magellan at Earth's ...  Aug 10, 2015 ... On 28 April 1989, their first launch attempt was scrubbed when a hydrogen .... In its 50 months of operations at Venus, Magellan revealed more about Earth's evil twin planet than had previously been attained in human history. ... A total of 98 percent of the surface was mapped at resolutions of better than...
118346
NASA Finds Closest Earth Twin Yet in Haul of 500 Alien Planets  Jul 23, 2015 ... It may not be Earth's exact twin, but it's a pretty close cousin. ... spotted the most Earth-like alien planet yet discovered  a world called Kepler-452b ... "We haven't found it yet, but every step is important because it shows ... to identify and characterize Earth-size planets in the habitable zones of nearby stars.
182616
March 1, 1966: Probe Makes First Contact With Another Planet - Wired  Mar 1, 2010 ... 1966: The Soviet probe Venera 3 successfully lands on the surface of Venus ... on March 1, becoming the first Earthly craft to touch alien terrain.
554744
fiscal year 1965 - NASA History Homepage  MARINER 4 thereby gave mankind its first close-up view of another planet. ... The year 1965 -- the year of GEMINI, RANGER, and MARINER -- is a brilliant ... spacecraft was successfully orbited; the Moon and Mars were photographed at close range ..... Significant milestones were achieved in the SATURN IB launch vehicle...
461109
Mercury-Atlas 8 - Wikipedia  Mercury-Atlas 8 (MA-8) was the fifth United States manned space mission, part of NASA's Mercury program. Astronaut Walter M. Schirra, Jr., orbited the Earth six times in the Sigma 7 spacecraft on October 3, 1962, in a nine-hour flight ... The Soviet missions had both orbited the Earth, and the second, Vostok 2, had remained...
170845
1988 (2MB) - JPL - NASA  Caltech Campus solidified further to the benefit of both organizations. ... JPL's primary mission evolved from pioneering rocket research, through guided-missile ... awarded JP L a prominent role in the development of the Earth Observmg ... went forward with its backlogged launch mamfest, which in 1989 will include two JPL...
526510
Nov. 10, 1999: Metric Math Mistake Muffed Mars Meteorology ...  Nov 10, 2010 ... 1999: A disaster investigation board reports that NASA's Mars ... But as it approached the red planet to slip into a stable orbit Sept. ... the problem was in the software controlling the orbiter's thrusters. ... Polar Lander, which launched 23 days after Mars Climate Orbiter, .... But ads help us keep the lights on.
34253
Mars Pathfinder: Mission Overview  Washington, DC - July 1, 1997 - Barring space junk and little green men America ... surface of Mars and begin a new era of low cost exploration of the Red Planet. ... The NASA Mars Pathfinder spacecraft, a three foot tall landing craft nestled ... Named Sojourner, the rover - about the size of a suitcase - will roll off of a ramp...
349347
Pioneer 10,Pioneer 10,Encyclopedia_Shared Encyclopedia_et97.com  10 (Pioneer 10 or Pioneer F) is a spacecraft launched by NASA on March 2, 1972. ... Until March 31, 1997, the end of the task, Pioneer 10 in outer space in the solar ... a weak signal in deep space network tracking, used to study chaos theory. ... It crossed the largest planet in the solar system, sending back 300 medium...
21953
1998 Mars Missions - JPL - NASA  Dec 10, 1998 ... NATIONAL AERONAUTICS AND SPACE ADMINISTRATION .... launched atop identical Delta II launch vehicles from Launch ... The 1998 missions will advance our understanding of Mars' climate history and the ..... Nozomi (Planet-B), Japan, 7/4/98, Mars orbiter; currently in Earth orbit; swingbys of Earth's.
491949
Magellan Mission to Venus - nssdc - NASA  Feb 28, 2005 ... The Magellan spacecraft was launched on May 4, 1989, arrived at Venus on ... aperture radar (SAR) and to determine the topographic relief of the planet. ... 04 May 1989 - Launch 10 Aug 1990 - Venus orbit insertion and...
264430
Cameras on 24 Interplanetary Spacecraft | explora - B&H  The spacecraft's Huygens Probe landed on the moon, Titan. ... Galileo Leaving Earth in 1989 onboard the Space Shuttle Atlantis, Galileo headed for the ... Mariner Series The 10 Mariner probes were built to explore Venus, Mars, and .... Phoenix Mission Phoenix launched in 2007 and was a lander sent to the surface of Mars...
386159
From the Sea to the Stars - GlobalSecurity.org  "Common-user" Requirements Modify the Milstar Satellites . .... Navy's Continuing Initiatives to Get Space-based Radar in the 1970s . ...... Figure 3. The famous Sputnik-I, the world's first man-made satellite on orbit (USSR photo) ....... 17. Figure 4. ..... California, and the tests there included rockets for naval weapons. At the...
153850
Discovery STS-31  An Adventure Beyond the Mirror  Aug 9, 1990 ... The investigation board will now concentrate its efforts in two areas: refining ... The $1.5 billion telescope, which was ferried into space in April, was ... null corrector is the cause of the spherical aberration," Allen said. ... 17, 1990  edited) ... blamed the flaw on a measuring device used in making the mirror...
224691
Mariner 9 - Wikipedia  Mariner 9 was an unmanned NASA space probe that contributed greatly to the exploration of Mars and was part of the Mariner program. Mariner 9 was launched toward Mars on May 30, 1971 from Cape Canaveral Air Force Station and reached the planet ... Mariner 9 returned 7329 images over the course of its mission, which...
552211
Historic Spacecraft - Venus Probes  Other Nations Rockets ... America sent two spacecraft to the planet in 1978. ... The Mariner program consisted of ten exploration probes launched between 1962 and ... Venera was a series of Venus probes launched by the Soviet Union between 1961 and 1983. Many of the earlier missions failed to achieve their objectives.
28582
Mars Pathfinder | United States spacecraft | Britannica.com  Alternative Title: Carl Sagan Memorial Station. Related Topics ... Mars Pathfinder, as seen by its rover, Sojourner, on July 8, 1997, three days after the rover