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Illustration of the Aquarius/Satélite de Aplicaciones Científicas (SAC)-D satellite observatory in space with Earth in the background. Credit: NASA
Spotlight on Lessons Learned: SAC-D DC/DC Converter On-orbit Failures Likely due to Over-testing Prior to Usage

An international Earth-observing mission to study the salinity of the ocean surface ended in 2015 when an essential part of the spacecraft’s power and attitude control system stopped operating due to over-testing prior to launch. 

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NASA operates two Airborne Science ER-2 aircraft for a wide variety of environmental science, atmospheric sampling, and satellite data verification missions. Credit: NASA/Carla Thomas
NASA Project Flies into the Storm

IMPACTS finds surprises inside powerful snowstorms.

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Spotlight on Lessons Learned: Electrical Short Circuits due to Tin Whiskers

An investigation into the cause of intermittent electrical shorts on the Cassini space probe over a six-year period determined they were most likely due to the presence of tin whiskers. 

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The GOES-R series of satellites, shown here in an artist rendering, provide advanced imagery and measurements for a variety of applications, from detailed monitoring of weather systems to tracking environmental hazards, such as wildfires, dust storms, and volcanic eruptions. Credit: NASA
NASA, NOAA Prepare for GOES-T Launch

Latest weather satellite will improve forecast models, wildfire tracking.

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Video Feature banner showing two side-by-side comparison images of Venus—on the left is the image taken by Parker Solar Probe's Wide-Field Imager, or WISPR, and on the right is an image created by radar from the Magellan mission. Credit: NASA
Featured Video: NASA’s New Views of Venus’ Surface From Space

NASA’s Parker Solar Probe has taken its first visible light images of the surface of Venus from space.

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Podcast Episode 76: DAVINCI
Podcast Episode 76: DAVINCI

NASA’s Mike Sekerak discusses the DAVINCI mission to Venus.

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EPISODE 76: DAVINCI

NASA’s Mike Sekerak discusses the DAVINCI mission to Venus.

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The surface of Venus is marked by hundreds of large volcanoes such as Maat Mons, shown here in this computer-generated three-dimensional image. Credit: NASA
NASA Missions to Shine New Light on Venus

The closest planet to Earth has proven elusive to understand.

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This artist’s illustration depicts the Lucy spacecraft passing one of the Jupiter Trojan Asteroids. Lucy will travel 4 billion miles in 12 years, passing by seven of these asteroids, believed to be remnants from the formation of the planets. Credit: Southwest Research Institute
Pioneering Spacecraft Bound for Jupiter Trojan Asteroids

Lucy will travel ambitious trajectory to examine remnants from the early solar system. 

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