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Communications of the ACM

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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.


Cassini Reveals Strange Shape of Saturn's Moon Pan
From ACM News

Cassini Reveals Strange Shape of Saturn's Moon Pan

These raw, unprocessed images of Saturn's tiny moon, Pan, were taken on March 7, 2017, by NASA's Cassini spacecraft. The flyby had a close-approach distance of...

New Nasa Radar Technique Finds Lost Lunar Spacecraft
From ACM News

New Nasa Radar Technique Finds Lost Lunar Spacecraft

Finding derelict spacecraft and space debris in Earth's orbit can be a technological challenge.

Nasa Orbiter Steers Clear of Mars Moon Phobos
From ACM News

Nasa Orbiter Steers Clear of Mars Moon Phobos

NASA's MAVEN spacecraft performed a previously unscheduled maneuver this week to avoid a collision in the near future with Mars' moon Phobos.

Martian Winds Carve Mountains, Move Dust, Raise Dust
From ACM News

Martian Winds Carve Mountains, Move Dust, Raise Dust

On Mars, wind rules. Wind has been shaping the Red Planet's landscapes for billions of years and continues to do so today.

Nasa's Europa Flyby Mission Moves Into Design Phase
From ACM News

Nasa's Europa Flyby Mission Moves Into Design Phase

A mission to examine the habitability of Jupiter's ocean-bearing moon Europa is taking one step closer to the launchpad, with the recent completion of a major NASA...

Nasa's Juno to Remain in Current Orbit at Jupiter
From ACM News

Nasa's Juno to Remain in Current Orbit at Jupiter

NASA's Juno mission to Jupiter, which has been in orbit around the gas giant since July 4, 2016, will remain in its current 53-day orbit for the remainder of the...

Nasa: Snow Science Supporting the ­s Water Supply
From ACM News

Nasa: Snow Science Supporting the ­s Water Supply

Researchers have completed the first flights of a NASA-led field campaign that is targeting one of the biggest gaps in scientists' understanding of Earth's water...

Lasers Could Give Space Research Its 'broadband' Moment
From ACM News

Lasers Could Give Space Research Its 'broadband' Moment

Thought your Internet speeds were slow? Try being a space scientist for a day.

Scientists Shortlist Three Landing Sites For Mars 2020
From ACM News

Scientists Shortlist Three Landing Sites For Mars 2020

Participants in a landing site workshop for NASA's upcoming Mars 2020 mission have recommended three locations on the Red Planet for further evaluation.

Nasa, Uci Reveal New Details of Greenland Ice Loss
From ACM News

Nasa, Uci Reveal New Details of Greenland Ice Loss

Less than a year after the first research flight kicked off NASA's Oceans Melting Greenland campaign last March, data from the new program are providing a dramatic...

NASA's Curiosity Rover Sharpens Paradox of Ancient Mars
From ACM News

NASA's Curiosity Rover Sharpens Paradox of Ancient Mars

Mars scientists are wrestling with a problem.

It's Never 'groundhog Day' at Jupiter
From ACM News

It's Never 'groundhog Day' at Jupiter

NASA's Juno spacecraft will make its fourth flyby over Jupiter's mysterious cloud tops on Thursday, Feb. 2, at 4:57 a.m. PST (7:57 a.m. EST, 12:57 UTC).

Close Views Show Saturn's Rings in ­nprecedented Detail
From ACM News

Close Views Show Saturn's Rings in ­nprecedented Detail

Newly released images showcase the incredible closeness with which NASA's Cassini spacecraft, now in its "Ring-Grazing" orbits phase, is observing Saturn's dazzling...

A New Test For Life on Other Planets
From ACM News

A New Test For Life on Other Planets

A simple chemistry method could vastly enhance how scientists search for signs of life on other planets.

Mars Rover Curiosity Examines Possible Mud Cracks
From ACM News

Mars Rover Curiosity Examines Possible Mud Cracks

Scientists used NASA's Curiosity Mars rover in recent weeks to examine slabs of rock cross-hatched with shallow ridges that likely originated as cracks in drying...

Huygens: 'ground Truth' From an Alien Moon
From ACM News

Huygens: 'ground Truth' From an Alien Moon

After a two-and-a-half-hour descent, the metallic, saucer-shaped spacecraft came to rest with a thud on a dark floodplain covered in cobbles of water ice, in temperatures...

Black Holes Hide in Our Cosmic Backyard
From ACM News

Black Holes Hide in Our Cosmic Backyard

Monster black holes sometimes lurk behind gas and dust, hiding from the gaze of most telescopes. But they give themselves away when material they feed on emits...

Your Home Planet, as Seen From Mars
From ACM News

Your Home Planet, as Seen From Mars

From the most powerful telescope orbiting Mars comes a new view of Earth and its moon, showing continent-size detail on the planet and the relative size of the...

Where Is the Ice on Ceres? New Nasa Dawn Findings
From ACM News

Where Is the Ice on Ceres? New Nasa Dawn Findings

At first glance, Ceres, the largest body in the main asteroid belt, may not look icy.

Nasa Releases New Eye-Popping View of Carbon Dioxide
From ACM News

Nasa Releases New Eye-Popping View of Carbon Dioxide

A new NASA supercomputer project builds on the agency's satellite measurements of carbon dioxide and combines them with a sophisticated Earth system model to provide...
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