Planetary Science Research Discoveries

Planetary scientists sharing ideas and discoveries.

Planetary Science Research Discoveries (PSRD) is an educational site sharing the latest research by NASA-sponsored scientists on meteorites, asteroids, planets, moons, and other materials in our Solar System. The website is supported by the Planetary Science Division of NASA's Science Mission Directorate and by Hawai'i Space Grant Consortium and is a vital link for planetary and space sciences, and for learning how science works.

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Supported by NASA's SMD Planetary Science Division and Hawai'i Space Grant Consortium.     rss RSS feed     share Share

Click the story title to read the article. The archive holds all articles in our collection.

» Active Asteroids

(Posted May 24, 2019)

Link to article: Active Asteroids. Researchers document the stunning effects of disintegrating asteroids to learn more about their dusty debris tails and the processes causing them to happen.
      You can also download a pdf version. pdf version   PSRD-active-asteroids.pdf

Six recent Headline articles. The archive holds all articles in our collection.

RECENT HEADLINE ARTICLES.           [  V I E W     A L L  ]

» Volatile Elements Test Models for the Origin of the Moon
Volatile elements that concentrate in metallic iron elucidate the processes that operated during formation and initial differentiation of the Moon.

» The Complicated Origin of Earth's Water
Water delivery and redistribution to Earth was a complicated business with hydrogen coming from chondritic and solar nebular sources.

» Better Know A Meteorite Collection: Fersman Mineralogical Museum in Moscow, Russia
PSRD highlights places and people around the world who play central roles in caring for and analyzing meteorites.

» The Oldest Volcanic Meteorite: A Silica-Rich Lava on a Geologically Complex Planetesimal
A volcanic meteorite is the oldest igneous meteorite identified so far, erupting onto its parent body only about 3 million years after the Solar System began to form.

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CosmoSparks--quick views of big advances. Click here for access to all reports in the series.

In this series of reports PSRD gives quick views of big advances in planetary sciences, with links to further details. In 2019, as we approach the 50th anniversary of the Apollo 11 Moon landing (July 20, 1969) PSRD also celebrates the collection of lunar samples returned to Earth. Watch for highlights of current research and new analyses that increase our knowledge of the Moon and our Solar System.

» Icarus Journal—Special Issue on the 1908 Tunguska Airburst  -- Eight articles take a modern, post-Chelyabinsk, look at the Tunguska event, covering topics also presented at a 2018 NASA workshop.

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See what PSRD is doing at these media links.

PSRDpresents slide sets with notes
This section of PSRD contains annotated slide sets that are associated with our headline articles. We hope you find the slides useful for your own talks and presentations.

Instruments of Cosmochemistry
In this series of articles PSRD highlights the essential tools and amazing technology used by talented scientists seeking to unravel how the solar system formed.

General Resources
This section of PSRD contains links to great information about meteorites, planetary science, and classroom activities.

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