Planets and space bodies - page 5

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After anomaly and temporary loss of communications New Horizons stays on course to Pluto

After NASA's New Horizons spacecraft suffered an anomaly on July 4, which caused temporary loss of communications, mission control announced today the spacecraft is healthy and it continues on its course toward Pluto for a historic July 14 flyby.Contact with the spa

July 06, 2015

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Final 'all clear' for historic July 14 Pluto flyby

Having found no potential threats on the way, NASA's New Horizons spacecraft stays course to Pluto, as it speeds closer to it's historic July 14, 2015 flyby of Pluto and it's five moons. Launched from Cape Canaveral on January 19, 2006, New Horizons woke up

July 04, 2015

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Venus - volcanically active Solar System body?

Scientists working for the ESA's Venus Express mission have recently presented the best evidence yet for existence of active volcanoes on planet Venus. Previous radar missions have revealed Venus to be covered in volcanoes and lava flows and it is long assumed that

July 01, 2015

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Mars might have liquid water

Researchers have long known that there was water in the form of ice on Mars. Now, new research from NASA’s Mars rover Curiosity shows that it is possible that there is liquid water close to the surface of Mars. The explanation is that the substance perchlorate

April 22, 2015

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Gamma-ray spectrometer prompts researchers to rethink how Mercury formed

A versatile instrument developed by Lawrence Livermore National Laboratory (LLNL) scientists and riding on the first spacecraft to ever orbit Mercury is causing researchers to rethink their theories on the planet’s formation.Known as the Gamma-Ray Spectrometer,

April 19, 2015

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Scientists identify missing wave near Jupiter’s equator

In the clouds of Jupiter, scientists have found evidence of a type of atmospheric wave that had long been proposed but had not been identified in images before now.Researchers consider this kind of wave, called a Kelvin wave, a fundamental part of a planetary atmosphere

April 19, 2015

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Dawn's new Ceres color map reveals surface diversity

A new color map of dwarf planet Ceres, which NASA's Dawn spacecraft has been orbiting since March 2015, reveals the diversity of the surface of this planetary body. Differences in morphology and color across the surface suggest Ceres was once an active body, Dawn

April 14, 2015

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Are bright spots on Ceres electric?

In March, the NASA Dawn Spacecraft entered the orbit of the mysterious dwarf planet Ceres, with the craft scheduled to begin sending images to Earth later this month.For several weeks, surprising and unexplained bright spots within a crater on the planet’s surface

April 08, 2015

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Unexplained warm layer discovered in Venus’ atmosphere

A group of Russian, European and American scientists have found a warm layer in Venus’ atmosphere, the nature of which is still unknown. The researchers made the discovery when compiling a temperature map of the upper atmosphere on the planet’s night side ba

March 26, 2015

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How is Mars rover Opportunity still alive?

Today, we review one of the great ongoing mysteries in the history of Mars exploration. In January of 2004, the Mars rovers Spirit and Opportunity arrived at the red planet about three weeks apart.Due to the extreme dustiness of the Martian environment, it was believed

March 21, 2015

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Large underground ocean on Ganymede, Jupiter's largest moon

Hubble Space Telescope has the best evidence yet for an underground saltwater ocean on Ganymede, Jupiter’s largest moon. The subterranean ocean is thought to have more water than all the water on Earth's surface. Identifying liquid water is crucial in the

March 21, 2015

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MAVEN detects unexpected aurora and mysterious dust cloud around Mars

Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft has observed two unexpected phenomena in the Martian atmosphere: an unexplained high-altitude dust cloud and aurora that reaches deep into the Martian atmosphere.The presence of the dust at orbital altitudes from

March 19, 2015

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Saturn's moon Enceladus exhibits signs of hydrothermal activity

Data obtained by NASA's Cassini spacecraft provided first clear evidence that Saturn's moon Enceladus exhibits signs of present-day hydrothermal activity which may resemble that seen in the deep oceans on Earth. The implications of such activity on a world

March 15, 2015

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"Baffling" Mars plumes are electric

Science news headlines around the world tell of a baffling mystery on the planet Mars. In March of 2012, amateur astronomers spotted enormous plumes jetting from the Martian surface. The plumes were more than 250 km high and several hundreds of kilometers in length.Simi

March 15, 2015

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Research suggests Mars had an ocean that covered approximately 20% of the planet

Isotopic measurements by researchers at NASA's Goddard Space Flight Center reveal that Mars once had an ocean that covered approximately twenty percent of the planet.Geronimo Villanueva, scientists at Goddard, said their study provides a solid estimate of how much w

March 06, 2015

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Dawn spacecraft arrives at dwarf planet Ceres

NASA's Dawn spacecraft has reached dwarf planet Ceres and achieved orbit around it on Friday, March 6, 2015. Dawn was approximately 61 000 km (38 000 miles) away from Ceres when it was captured by its gravity at about 12:39 UTC.Mission controllers at NASA’s Je

March 06, 2015

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Giant methane storms on Uranus

Most of the times we have looked at Uranus, it has seemed to be a relatively calm place. Well, yes its atmosphere is the coldest place in the solar system. But, when we picture the seventh planet in our solar system invariably the image of a calming blue hazy disc that

March 02, 2015