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Lucy Sends Back Its First Images of Main-Belt Asteroid Dinkinesh

Lucy Sends Back Its First Images of Main-Belt Asteroid Dinkinesh

Posted by By Enrico de Lazaro September 12, 2023
The small main-belt asteroid (152830) Dinkinesh was recently added to NASA’s Lucy mission and will be the first fly-by target on November 1, 2023. This image of the main-belt asteroid…
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Early, Energetic Collisions Could Have Fueled Venus Volcanism: Study

Early, Energetic Collisions Could Have Fueled Venus Volcanism: Study

Posted by By News Staff July 20, 2023
New research shows that long-lived volcanism, driven by early, energetic collisions on Venus, offers an explanation of its young surface age with stagnant-lid tectonics. This volcanic activity is fuelled by…
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Scientists Find Vitamin B3 and Uracil in Samples from Asteroid Ryugu

Scientists Find Vitamin B3 and Uracil in Samples from Asteroid Ryugu

Posted by By News Staff March 22, 2023
An international team of researchers has detected nicotinic acid (also known as vitamin B3 or niacin) and uracil, one of the four nucleobases in ribonucleic acid, in aqueous extracts from…
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DART Offers Insight into How Deflection Missions Can Protect Earth from Hazardous Asteroids

DART Offers Insight into How Deflection Missions Can Protect Earth from Hazardous Asteroids

Posted by By News Staff March 2, 2023
On September 26, 2022, NASA’s Double Asteroid Redirection Test (DART) intentionally slammed into the 160-m-wide asteroid moonlet Dimorphos — which orbits the larger, 780-m-wide asteroid Didymos — for the first…
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Chicxulub-Like Asteroid Caused Megatsunami on Early Mars

Chicxulub-Like Asteroid Caused Megatsunami on Early Mars

Posted by By News Staff December 1, 2022
The Chicxulub-like asteroid crash landed in shallow ocean waters in the Martian region of Chryse Planitia 3.4 billion years ago (Hesperian period) and left a crater about 110 km wide,…
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Stars and Building Blocks of Their Planets ‘Grow Up’ Together, New Study Suggests

Stars and Building Blocks of Their Planets ‘Grow Up’ Together, New Study Suggests

Posted by By News Staff November 15, 2022
The timing and locations of formation of planetesimals — the building blocks of planets — are crucial to the understanding of planet formation. If we are to form larger planets…
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Researchers Find Extraterrestrial Noble Gases in Asteroid Ryugu Sample

Researchers Find Extraterrestrial Noble Gases in Asteroid Ryugu Sample

Posted by By Sergio Prostak November 3, 2022
The sample of material delivered to our planet from the near-Earth asteroid Ryugu contained a mixture of extraterrestrial (helium and neon) and terrestrial atmospheric gases, according to new research led…
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GeophysicsGeosciencePlanetary ScienceSpace Exploration

NASA’s Endurance Mission Measures Earth’s Ambipolar Electric Field for First Time

First hypothesized more than 60 years ago, the ambipolar electric field is a key driver of the polar wind, a ...
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Planetary ScienceSpace Exploration

Planetary Reseachers Create 3D Radiation Map of Jovian System

Using data gathered by the Advanced Stellar Compass (ASC) and the Stellar Reference Unit (SRU) onboard NASA’s Juno orbiter, scientists ...
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