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Discovery measures “heartbeats” of a distant galaxy’s stars

© Afrim Constantin –

In many ways stars are like living beings. They’re born; they live; they die. And they even have a heartbeat. Using a novel technique, astronomers have detected thousands of stellar “pulses” in the galaxy Messier 87 (M87). Their measurements offer a new way of determining a galaxy’s age. We tend to think of stars as

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A galaxy at the centre of the Hubble Tuning Fork

© Afrim Constantin –

Click on image to make it bigger Credit: Infographic created by Afrim Constantin COPYRIGHT 2015 © spacefan.org

Todd May Named Marshall Space Flight Center Acting Director

© Afrim Constantin –

NASA has named Todd May acting director of NASA’s Marshall Space Flight Center in Huntsville, Alabama, as the agency continues the process of looking for a permanent director. Patrick Scheuermann, who served as the Marshall director since September 2012, is retiring from the agency, effective Friday. His retirement caps a 27-year career with NASA that

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As Earth Warms, NASA Targets ‘Other Half’ of Carbon, Climate Equation

© Afrim Constantin –

During a noon EST media teleconference today, NASA and university scientists will discuss new insights, tools and agency research into key carbon and climate change questions, as the agency ramps up its efforts to understand how Earth’s ocean, forest, and land ecosystems absorb nearly half of emitted carbon dioxide today. The Orbiting Carbon Observatory-2 satellite

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Earth-sized rocky planet found orbiting a nearby star

© Afrim Constantin –

The collection of rocky planets orbiting distant stars has just grown by one, and the latest discovery is the most intriguing one to date. The newfound world, although hot as an oven, is cool enough to potentially host an atmosphere. If it does, it’s close enough (only 39 light-years away) that we could study that

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NASA Holds Media Briefing on Carbon’s Role in Earth’s Future Climate

© Afrim Constantin –

NASA will host a media teleconference at noon EST on Thursday, Nov. 12 to discuss the latest insights into how Earth is responding to rising levels of heat-trapping gases in the atmosphere, and what this means for our future climate. NASA is advancing new tools like the supercomputer model that created this simulation of carbon

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Four Months after Pluto Flyby, NASA’s New Horizons Yields Wealth of Discovery

© Afrim Constantin –

From possible ice volcanoes to twirling moons, NASA’s New Horizons science team is discussing more than 50 exciting discoveries about Pluto at this week’s 47th Annual Meeting of the American Astronomical Society’s Division for Planetary Sciences in National Harbor, Maryland. “The New Horizons mission has taken what we thought we knew about Pluto and turned

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NASA Mission Reveals Speed of Solar Wind Stripping Martian Atmosphere

© Afrim Constantin –

Artist’s rendering of a solar storm hitting Mars and stripping ions from the planet’s upper atmosphere. NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) mission has identified the process that appears to have played a key role in the transition of the Martian climate from an early, warm and wet environment that might have supported surface

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NASA Offers Media Access to Cygnus Cargo Module Nov. 13

© Afrim Constantin –

Click on image to make it bigger Credit: Infographic created by Afrim Constantin COPYRIGHT 2015 © spacefan.org