Category Archives: Calla Cofield Space.com Senior Writer

{FD} Five-exoplanet system discovered thanks to citizen scientists

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A family of four planets orbiting a distant star was discovered last April, with the help of citizen scientists around the world. Continue reading

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{FD} Is ET real? Mysterious radio blasts from a distant galaxy draw attention of alien hunters

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Repeating bursts of radio waves coming from a distant dwarf galaxy probably aren’t signals from an extraterrestrial civilization, but that hasn’t stopped a group of E.T. hunters from investigating this peculiar phenomenon. Continue reading

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{FD} The hole in Earth’s ozone layer is healing, first-of-its-kind study shows

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Efforts to heal the hole in Earth’s ozone layer over Antarctica appear to be paying off, according to a new, first-of-its-kind study that looked directly at ozone-destroying chemicals in the atmosphere. Continue reading

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{FD} Little green men? Pulsars presented a mystery 50 years ago

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Fifty years ago this month, a small group of astronomers made a revolutionary cosmic discovery — explaining a phenomenon that they initially thought might come from an intelligent alien civilization. Continue reading

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{FD} Losing darkness: Satellite data shows global light pollution on the rise

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Around the globe, in both developed and developing nations, Earth’s night skies are being filled with artificial light more and more each year, according to a new study. Continue reading

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{FD} The weird dark streaks on Mars may not be flowing water after all

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Bad news for microbes that want to make a home on Mars: A new study argues that dark streaks on the Martian surface are not caused by underground supplies of liquid water. Continue reading

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{FD} Oldest spiral galaxy ever seen may reveal secrets about the Milky Way

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Astronomers have uncovered an ancient cosmic artifact 11 billion light-years from Earth: the oldest spiral galaxy ever seen. Continue reading

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{FD} Study identifies likely location of merging black hole giants

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Scientists on the hunt for colliding black holes should turn their eyes to the quiet, outer regions of galaxies like the Milky Way, a new study suggests. Continue reading

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{FD} Puerto Rico’s dramatic power loss shown in satellite photos

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A NASA/NOAA satellite captured nighttime images of Puerto Rico last week, revealing regions on the territory that are without power, due to Hurricane Maria. Continue reading

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{FD} Lockheed Martin unveils sleek, reusable lander for crewed Mars missions

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A commercial effort to get humans into orbit around Mars in the late 2020s now includes a sleek vehicle to send astronauts down to the surface of the Red Planet. Continue reading

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{FD} The End Is Nigh for Cassini: Saturn Probe Enters Final 48 Hours

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PASADENA, Calif. Continue reading

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{FD} James Webb Space Telescope will hunt for signs of life in the solar system

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The soon-to-launch James Webb Space Telescope will turn its powerful eye on two of the solar system’s top candidates for hosting alien life: the icy moons Enceladus and Europa, the agency confirmed in a statement this month. Continue reading

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{FD} What’s powering auroras on Jupiter? NASA’s Juno probe finds puzzling clues

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What’s powering the powerful auroras at Jupiter’s poles? Continue reading

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{FD} Why did a meteor shower seem to vanish for decades? Scientists may finally know why

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The fate of a meteor shower that seemed to disappear after the 1950s may have been uncovered by a group of Japanese scientists. Continue reading

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{FD} Moon’s ‘tattoos’ mystery could be solved by a miniature lunar sky crane

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A novel mission concept from NASA would lower a small satellite toward the surface of the moon on a 112-mile-long (180 kilometers) tether. Continue reading

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{FD} The Great American Solar Eclipse of 2017 Is Happening Today

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One of the biggest astronomical events of the century is finally here: Today (Aug. Continue reading

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{FD} Can You Photograph the Solar Eclipse With Your Phone or Tablet?

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The total solar eclipse of 2017 is upon us, and many people are asking: Can I photograph the phenomenon with my cell phone or tablet? Continue reading

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{FD} During eclipses, astronomers try to reveal the secrets of the solar wind

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Shadia Habbal has been on a bit of a losing streak. Continue reading

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