Tag Archives: University of Colorado

MAVEN: Top 10 discoveries of first 1,000 days in orbit

On June 17, the MAVEN mission will celebrate 1,000 Earth days in orbit around the Red Planet. Since its launch in November 2013 and its orbit insertion in September 2014, MAVEN has been exploring the upper atmosphere of Mars. MAVEN … Continue reading

Posted in Reports | Tagged , , , | Comments Off

MAVEN: Martian atmosphere contains meteoritic metal ions

Mars has electrically charged metal atoms (ions) high in its atmosphere, according to new results from NASA’s MAVEN spacecraft. The metal ions can reveal previously invisible activity in the mysterious electrically charged upper atmosphere (ionosphere) of Mars. “MAVEN has made … Continue reading

Posted in Reports | Tagged , , , , , , , , , , | Comments Off

MAVEN argon study: 65% of Mars atmosphere lost

Solar wind and radiation are responsible for stripping the Martian atmosphere, transforming Mars from a planet that could have supported life billions of years ago into a frigid desert world, according to new results from NASA’s MAVEN (Mars Atmosphere and … Continue reading

Posted in Reports | Tagged , , , , , | Comments Off

MAVEN fires rocket engine to dodge Phobos

NASA’s MAVEN spacecraft performed a previously unscheduled maneuver this week to avoid a collision in the near future with Mars’ moon Phobos. (…) On Tuesday, Feb. 28, the spacecraft carried out a rocket motor burn that boosted its velocity by … Continue reading

Posted in Reports | Tagged , , , , | Comments Off

MAVEN: High-altitude water gives atmospheric escape route for Mars hydrogen

Researchers at the University of Colorado’s Laboratory for Atmospheric and Space Physics have discovered an atmospheric escape route for hydrogen on Mars, a mechanism that may have played a significant role in the planet’s loss of liquid water. The findings … Continue reading

Posted in Reports | Tagged , , , , , , , | Comments Off

MAVEN: Marvelous Martian

On Planetary Radio at The Planetary Society: MAVEN, the Mars Atmosphere and Volatile Evolution orbiter, has gone a long way toward solving the mystery of the Red Planet’s missing water and air. The University of Colorado’s Nick Schneider says it … Continue reading

Posted in Reports | Tagged , , , | Comments Off

MAVEN: Ups & downs of water escape from Mars

After investigating the upper atmosphere of the Red Planet for a full Martian year, MAVEN has determined that escaping water does not always go gently into space. Sophisticated measurements made by a suite of instruments on the MAVEN spacecraft revealed … Continue reading

Posted in Reports | Tagged , , , , , , | Comments Off

MAVEN: New view of Mars in ultraviolet

New global images of Mars from the MAVEN mission show the ultraviolet glow from the Martian atmosphere in unprecedented detail, revealing dynamic, previously invisible behavior. They include the first images of “nightglow” that can be used to show how winds … Continue reading

Posted in Reports | Tagged , , , , , , , | Comments Off

MAVEN completes one Mars year at Mars

Today [October 3], MAVEN has completed one Mars year of science observations. One Mars year is just under two Earth years. MAVEN launched on Nov. 18, 2013, and went into orbit around Mars on Sept. 21, 2014. During its time … Continue reading

Posted in Reports | Tagged , , , , , , | Comments Off

MAVEN: Tracing Mars atmospheric loss through time: the Three Devils

Why is the surface of Mars no longer habitable? Sounds like a straightforward question, right? However, those nine words comprise one of the most vexing questions in planetary science. There is now overwhelming evidence that Mars was once a place … Continue reading

Posted in Reports | Tagged , , , , | Comments Off