Articles tagged "mars"

global aurora mars september 2017

Large solar storm sparks global aurora and doubles radiation levels on Martian surface

When charged particles from a solar storm reached Mars this month, they set off an aurora 25 times brighter and surface level radiation readings twice as high as any previous measurements. An unexpectedly strong blast from the Sun hit Mars this month, observed by...

September 29, 2017

worcester crater mars

Mars Express finds remnants of mega-flood on Mars

Mars Express has captured images of one of the largest outflow channel networks on the Red Planet, providing evidence of ancient mega-flood on Mars, ESA announced today. The Kasei Valles channel system extends around 3 000 km (1 864 miles) from its source region in...

March 02, 2017

dust devils on mars

Dust devils on Mars

NASA's Curiosity Mars rover has begun a second campaign of investigating active sand dunes on the northwestern flank of Mount Sharp, inside the 160 km (100 miles) wide Gale Crater. The rover also has been observing whirlwinds carrying dust and checking how far...

February 28, 2017

mars_feat

Ice age confirmed at the north pole of Mars

A team of scientists led by experts from the Southwest Research Institute (SwRI), Texas has utilized the radar data collected by NASA's Mars Reconnaissance Orbiter to discover the evidence of an ice age at the Martian north pole. According to researchers, the...

May 28, 2016

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New Mars' gravity map released

A new map of Mars' gravity was released this month, providing a glimpse into the hidden interior of the planet. The map, most detailed to date, was derived using Doppler and range tracking data collected by NASA's Deep Space Network from three NASA...

March 21, 2016

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Massive lava flow released 3.5 billion years ago tilted Mars

A group of scientists discovered Mars' north and south pole were displaced after a huge volcano spewed massive amount of lava 3.5 billion years ago. The weight of the lava had caused the planet's outer layers to become displaced. The study explained the...

March 03, 2016

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Polygonal patterns on Mars

The HiRISE Camera aboard NASA’s Mars Reconnaissance Orbiter has captured an intriguing image of polygonal patterns within a crater at the Martian north pole. A Space.com report states of these features: “The entire crater is around 5 km (3 miles) across...

January 22, 2016

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One step closer to solving the mystery of Mars' atmosphere loss

A new analysis of the largest known deposit of carbonate minerals on Mars suggests that the original Martian atmosphere may have already lost most of its carbon dioxide by the era of valley network formation.Carbon dioxide makes up most of the Martian atmosphere. That g

September 03, 2015

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Istok crater on Mars hints at Earth-like climate

A new study of young Istok crater led by Tjalling de Haas of Utrecht University in the Netherlands reveals that Mars, a planet of paradoxes, may have had a climate that resembles that of our own in the recent past.Istok crater, located in the Aonia Terra region of Mars,

July 10, 2015

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Martian sunset observed in color by Curiosity rover

Curiosity Mars rover recorded this sequence of views of the Sun setting at the close of the mission's 956th Martian day, or sol (April 15, 2015), from the rover's location in Gale Crater. It was the first sunset observed in color by Curiosity. The four images sh

May 10, 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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Massive clouds erupted 260 km into Martian atmosphere - and no one knows why

Enormous cloud-like plumes reaching 260km above the surface of Mars have left scientists baffled. This is way beyond Mars’s normal weather, reaching into the exosphere where the atmosphere merges with interplanetary space. None of the conventional explanations

February 17, 2015

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Curiosity rover finds active, ancient organic chemistry on Mars

NASA's Mars Curiosity rover has measured a tenfold spike in methane, an organic chemical, in the atmosphere around it and detected other organic molecules in a rock-powder sample collected by the robotic laboratory’s drill."This temporary increase in meth

December 18, 2014

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Space fleet ready for Siding Spring's historic brush with Mars

C/2013 A1 (Siding Spring) is scheduled for a very close flyby at only about 139 500 km (88 000 miles) away from the surface of Mars on October 19, 2014 around 18:27 UTC. That is less than half the distance between Earth and its moon and less than one-tenth the distance

October 10, 2014

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MAVEN arrives to Mars one month before Comet Siding Spring

At 02:24 UTC today NASA's MAVEN spacecraft reached planet Mars and entered its orbit. MAVEN (Mars Atmosphere and Volatile Evolution) is the first spacecraft dedicated to exploring the tenuous upper atmosphere of Mars. It is expected to begin its primary mission in a

September 22, 2014

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Martian geology continues to baffle scientists

The official geological history of the planet Mars is a confused and murky tale filled with contradictions and shifting narratives. Astonishing scientific data obtained in the last decade has only deepened the storyteller’s confusion. At the recent 8th Internation

September 02, 2014

comet origin

Mars spacecraft preparing for Comet Siding Spring's close flyby

As Comet C/2013 A1 Siding Spring heads toward a close flyby of Mars on October 19, 2014, NASA and ESA are both taking steps to protect their Mars orbiters, while still preserving opportunities to gather valuable scientific data. Six days after p

July 26, 2014

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The most thorough map of the Martian surface to date

The United States Geological Survey (USGS) has released the most thorough map of the Martian surface to date. The data for the new map was collected by NASA's Mars Global Surveyor, Mars Odyssey and Mars Reconnaissance Orbiter, and

July 16, 2014

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Steve Smith: Mars - The Great Desert in 3D - EU2014

Martian areography tells a story of incredibly violent events. It appears from the many images sent to Earth that it once experienced powerful plasma discharges on a massive scale. Burned and blasted craters, piles of scorched dust covering almost an entire hemisphere,

July 06, 2014

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Symbols of an Alien Sky: The Lightning Scarred Planet, Mars

"After much deliberation, we made the decision to release this full documentary. Year by year the evidence for global electric scarring of Mars continues to grow. Bringing the facts to public attention will be amongst our highest priorities in coming months."I

June 29, 2014

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Colonizing Mars necessary to save human species from destruction, says NASA chief

Humans must colonize Mars to ensure our survival as a species, said NASA Administrator Charles Bolden at the opening of the Humans 2 Mars Summit at George Washington University.Bolden was speaking in support of the space agency's plans to develop a new Orion crew ca

May 05, 2014

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First image of an asteroid taken from the surface of Mars

The Mast Camera (Mastcam) on NASA's Curiosity Mars rover has captured the first image of an asteroid taken from the surface of Mars. The night-sky image actually includes two asteroids: Ceres and Vesta, plus one of Mars' two moons, Deimos, which may have been an

May 01, 2014

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Gullies and debris flow deposits - traces of recent water on Mars

The southern hemisphere of Mars is home to a crater that contains very well-preserved gullies and debris flow deposits. The geomorphological attributes of these landforms provide evidence that they were formed by the action of liquid water in geologically recent time.Wh

April 27, 2014

siding_spring

Hubble spots Mars-bound comet Siding Spring sprout multiple jets

NASA released a new image of a comet C/2013 A1 - Siding Spring today. With relative speed of 56 km/s this comet will pass extraordinarily close to Mars on October 19, 2014. It is expected to fly by Mars within 135 185 km (84 000 miles), which

March 27, 2014

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Earth and our moon as seen from Mars

This view of the twilight sky and Martian horizon taken by NASA's Curiosity Mars rover includes Earth as the brightest point of light in the night sky. Earth is a little left of center in the image, and our moon is just below Earth. Researchers used the left eye

February 10, 2014

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MAVEN on its way to study what went wrong on Mars

The Mars Atmosphere and Volatile EvolutioN (MAVEN) mission is scheduled for launch today, November 18, 2013. The two-hour launch window opens at 18:28 UTC. This will be the first mission devoted to understanding the Martian upper atmosphere and what

November 18, 2013

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The evolution of Mars - MAVEN ready for launch

Billions of years ago when the Red Planet was young, it appears to have had a thick atmosphere that was warm enough to support oceans of liquid water - a critical ingredient for life. The animation shows how the surface of Mars might have appeared during this

November 17, 2013

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Mars atmosphere loss: neutral processes

When you take a look at Mars, you probably wouldn't think that it looks like a nice place to live. It's dry, it's dusty, and there's practically no atmosphere. But some scientists think that Mars may have once looked like a much nicer place to live,

November 05, 2013

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New flyover video of Red planet's surface

New compilation video from images taken by ESA’s Mars Express spacecraft was released online on October 28, 2013. This video is compiled from images of nearly 12 500 orbits by the Mars Express, gathered from June 2003 by the High Resolution Stereo

November 02, 2013

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How a human colony on Mars might look like

ZA Architects envisioned how an underground human colony on Mars might look like. To reduce the price and risks their proposal suggests using robotics and local materials prior to sending humans. Drilling into the basalt-rich soil of Mars would create caverns for

September 22, 2013

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What is the true age of pieces of Mars that landed on Earth?

This question was a long-standing puzzle in Martian science which is now answered by a team of well-equipped geologists. They directed energy beams at tiny crystals found in Martian meteorite and discovered that the most common group of

July 25, 2013

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At the foot of largest volcano in Solar System - Olympus Mons, Mars

New ESA's images show hundreds of individual lava flows frozen in time on the flanks of Olympus Mons, the largest volcano on Mars and largest known in the Solar System. Olympus Mons is 624 km (374 mi) in diameter, 25 km (16 mi) high, and is rimmed by a 6 km (4

July 07, 2013

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Water on Mars - Ancient pebbly-rock streambeds found on Red Planet

NASA experts, after detailed analysis, concluded that pebble-containing slabs that have been discovered in 2012 by Mars rover Curiosity, are part of an ancient streambed. These rocks are the first ever discovered on Mars that have streambed gravels. Scientists

June 04, 2013

WISE

WISE mission finds lost asteroid family members between Mars and Jupiter

Millions of infrared snapshots from NASA's Wide-field Infrared Survey Explorer (WISE) have led to a discovery of new and improved asteroid family members in the main belt between Mars and Jupiter. NEOWISE all-sky survey identified 28 new

May 30, 2013

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Mars bombarded by more than 200 asteroids per year

With the help of images acquired by NASA's Mars Reconnaissance Orbiter, scientists have estimated that the Red Planet is bombarded by more than 200 small asteroids or fragments of comets every year which form craters at least 3.9 meters wide. During the past

May 22, 2013

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Earth-Mars communications affected by a Mars solar conjunction

This month communication between Mars and Earth may be disrupted due to a planetary arrangement called Mars solar conjunction, where Mars will be passing almost directly behind the sun from Earth's perspective. Mars solar conjunction happens once about every 26

April 13, 2013

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Venus, Mars and Uranus seen by SOHO's coronograph

NASA/ESA's SOHO images are revealing a sight no one else gets to see: Venus, Mars and Uranus are all crowding into the same picture with the Sun. From our perspective on Earth, it is happening in the daylight sky very close to the glaring Sun. Using a disk to block

March 31, 2013

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MAVEN gets magnetometers to study the Red planet's magnetic field

Could Mars have supported life? Many scientists think that long ago it had a denser atmosphere, cloudy skies that supported liquid water flowing over the surface. They propose the red planet lost its atmosphere due to sputtering as it eroded by

March 27, 2013

solar conjunction mars

Mars in a minute: What happens when the Sun blocks signal?

How can you communicate with Mars spacecraft when the Sun is in the way? Learn more about "solar conjunction" in this JPL's 60-second video.Source: JPLnewsFeatured image: Youtube screenshot

March 21, 2013

ALMA_NRAO

"ALMA: The View from a Different World"

ALMA (Atacama Large Millimeter Array), the huge international telescope project that was inaugurated in Chile this week. It is located in the Atacama Desert, the driest place on Earth and an area that bears a striking resemblance to the Red Planet. ALMA is a single

March 17, 2013