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An edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.


Nasa Mission Points to Origin of 'ocean of Storms' on Earth's Moon
From ACM News

Nasa Mission Points to Origin of 'ocean of Storms' on Earth's Moon

Using data from NASA's Gravity Recovery and Interior Laboratory (GRAIL), mission scientists have solved a lunar mystery almost as old as the moon itself.

Nasa's Newest Mars Mission Spacecraft Enters Orbit Around Red Planet
From ACM News

Nasa's Newest Mars Mission Spacecraft Enters Orbit Around Red Planet

NASA's Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft successfully entered Mars' orbit at 7:24 p.m. PDT (10:24 p.m. EDT) Sunday, Sept. 21, where it now...

Dawn Operating Normally After Safe Mode Triggered
From ACM News

Dawn Operating Normally After Safe Mode Triggered

The Dawn spacecraft has resumed normal ion thrusting after the thrusting unexpectedly stopped and the spacecraft entered safe mode on September 11.

Nasa's Mars Curiosity Rover Arrives at Martian Mountain
From ACM News

Nasa's Mars Curiosity Rover Arrives at Martian Mountain

NASA's Mars Curiosity rover has reached the Red Planet's Mount Sharp, a Mount-Rainier-size mountain at the center of the vast Gale Crater and the rover mission's...

NASA Instrument on Rosetta: First Science Results
From ACM News

NASA Instrument on Rosetta: First Science Results

A NASA instrument aboard the European Space Agency's Rosetta orbiter has successfully made its first delivery of science data from comet 67P/Churyumov-Gerasimenko...

Memory Reformat Planned For Opportunity Mars Rover
From ACM News

Memory Reformat Planned For Opportunity Mars Rover

An increasing frequency of computer resets on NASA's Mars Exploration Rover Opportunity has prompted the rover team to make plans to reformat the rover's flash...

Nasa Telescopes ­ncover Early Construction of Giant Galaxy
From ACM News

Nasa Telescopes ­ncover Early Construction of Giant Galaxy

Astronomers have for the first time caught a glimpse of the earliest stages of massive galaxy construction.

Nasa Pluto-Bound Spacecraft Crosses Neptune's Orbit
From ACM News

Nasa Pluto-Bound Spacecraft Crosses Neptune's Orbit

NASA's Pluto-bound New Horizons spacecraft has traversed the orbit of Neptune. This is its last major crossing en route to becoming the first probe to make a close...

Tall Boulder Rolls Down Martian Hill, Lands Upright
From ACM News

Tall Boulder Rolls Down Martian Hill, Lands Upright

A track about one-third of a mile (500 meters) long on Mars shows where an irregularly shaped boulder careened downhill to its current upright position, seen in...

Cassini Prepares For Its Biggest Remaining Burn
From ACM News

Cassini Prepares For Its Biggest Remaining Burn

NASA's Cassini spacecraft will execute the largest planned maneuver of the spacecraft's remaining mission on Saturday, Aug. 9. The maneuver will target Cassini...

Nasa Mars Rover Curiosity Nears Mountain-Base Outcrop
From ACM News

Nasa Mars Rover Curiosity Nears Mountain-Base Outcrop

As it approaches the second anniversary of its landing on Mars, NASA's Curiosity rover is also approaching its first close look at bedrock that is part of Mount...

Nasa Announces Mars 2020 Rover Payload to Explore the Red Planet as Never Before
From ACM News

Nasa Announces Mars 2020 Rover Payload to Explore the Red Planet as Never Before

The next rover NASA will send to Mars in 2020 will carry seven carefully selected instruments to conduct unprecedented science and exploration technology investigations...

Nasa Long-Lived Mars Opportunity Rover Sets Off-World Driving Record
From ACM News

Nasa Long-Lived Mars Opportunity Rover Sets Off-World Driving Record

NASA's Opportunity Mars rover, which landed on the Red Planet in 2004, now holds the off-Earth roving distance record after accruing 25 miles (40 kilometers) of...

Surface Impressions of Rosetta's Comet
From ACM News

Surface Impressions of Rosetta's Comet

Surface structures are becoming visible in new images of comet 67P/Churyumov-Gerasimenko taken by the scientific imaging system OSIRIS onboard the European Space...

Oco-2 Data to Lead Scientists Forward Into the Past
From ACM News

Oco-2 Data to Lead Scientists Forward Into the Past

NASA's Orbiting Carbon Observatory-2, which launched on July 2, will soon be providing about 100,000 high-quality measurements each day of carbon dioxide concentrations...

Nasa Seeks Proposals For Europa Mission Science Instruments
From ACM Careers

Nasa Seeks Proposals For Europa Mission Science Instruments

NASA has issued an Announcement of Opportunity (AO) for proposals about science instruments that could be carried aboard a future mission to Jupiter's moon Europa...

Sun Sends More 'tsunami Waves' to Voyager 1
From ACM News

Sun Sends More 'tsunami Waves' to Voyager 1

NASA's Voyager 1 spacecraft has experienced a new "tsunami wave" from the sun as it sails through interstellar space.

Cassini Celebrates 10 Years Exploring Saturn
From ACM News

Cassini Celebrates 10 Years Exploring Saturn

It has been a decade since a robotic traveler from Earth first soared over rings of ice and fired its engine to fall forever into the embrace of Saturn.

Nasa's Mars Curiosity Rover Marks First Martian Year
From ACM News

Nasa's Mars Curiosity Rover Marks First Martian Year

NASA's Mars Curiosity rover will complete a Martian year—687 Earth days—on June 24, having accomplished the mission's main goal of determining whether Mars once...

Spitzer Spies an Odd, Tiny Asteroid
From ACM News

Spitzer Spies an Odd, Tiny Asteroid

Astronomers using NASA's Spitzer Space Telescope have measured the size of an asteroid candidate for NASA's Asteroid Redirect Mission (ARM), a proposed spacecraft...
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