Category Archives: Calla Cofield Space.com Senior Writer

NASA’s new spacesuit has a built-in toilet

NASA engineers are working on a new spacesuit that includes a long-term waste-disposal system — effectively, a built-in toilet. Continue reading

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Signal detected by amateur astronomer came from long-lost satellite, NASA confirms

An amateur astronomer has made contact with a long-lost NASA satellite, the agency announced Tuesday (Jan. 30). Continue reading

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Jupiter’s stripes reveal stunning details in new Juno probe images

The ribbons of multicolored gas that make up Jupiter’s atmosphere are on display in two new images from NASA’s Juno probe . Continue reading

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Five-exoplanet system discovered thanks to citizen scientists

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

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

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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Little green men? Pulsars presented a mystery 50 years ago

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

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

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

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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Study identifies likely location of merging black hole giants

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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Puerto Rico’s dramatic power loss shown in satellite photos

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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Lockheed Martin unveils sleek, reusable lander for crewed Mars missions

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

PASADENA, Calif. Continue reading

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

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

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

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

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

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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The Great American Solar Eclipse of 2017 Is Happening Today

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

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

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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