Author Archive | NASA

Hubble finds phantom objects near dead quasars

Hubble finds phantom objects near dead quasars

NASA’s Hubble Space Telescope has photographed a set of wispy, goblin-green objects that are the ephemeral ghosts of quasars that flickered to life and then faded. The glowing structures have […]

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NASA, NOAA find 2014 warmest year in modern record

The year 2014 ranks as Earth’s warmest since 1880, according to two separate analyses by NASA and National Oceanic and Atmospheric Administration (NOAA) scientists. The 10 warmest years in the […]

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Volcano’s Heat Lights Up Satellite Sensors

Like a maw into the pits of hell, the Paluwej volcano in Indonesia has caught even NASA’s attention. As the Landsat Data Continuity Mission satellite flew over Indonesia’s Flores Sea […]

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The Day NASA’s Fermi Dodged a 1.5-ton Bullet

NASA scientists don’t often learn that their spacecraft is at risk of crashing into another satellite. But when Julie McEnery, the project scientist for NASA’s Fermi Gamma-ray Space Telescope, checked […]

X-ray view of a thousand-year-old cosmic tapestry

X-ray view of a thousand-year-old cosmic tapestry

This year, astronomers around the world have been celebrating the 50th anniversary of X-ray astronomy. Few objects better illustrate the progress of the field in the past half-century than the […]

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Human Asteroid Initiative Builds on NASA History

NASA’s FY2014 budget proposal includes a plan to robotically capture a small near-Earth asteroid and redirect it safely to a stable orbit in the Earth-moon system where astronauts can visit […]