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Space & Planets

Sally Ride stamp by USPS
Posted inNews

Postal Service Honors First American Woman in Space

by Randy Showstack 23 May 201826 January 2022

New postage stamp features space shuttle astronaut Sally Ride, a role model for girls, women, and diversity in science. It puts “a stamp” on Ride’s accomplishments, her widow told Eos.

Posted inEditors' Highlights

A New Angle on the Earth’s Radiation Belts

by Michael W. Liemohn 21 May 201813 April 2022

A new empirical model of energetic electrons from Van Allen Probes data includes pitch angle analysis, revealing insights about radiation belt energization and loss processes.

NASA astronaut Mark Vande Hei on a spacewalk to work on the International Space Station's Canadarm2 instruments in 2017.
Posted inNews

Senators Oppose Cutting Federal Funding for Space Station

by Randy Showstack 17 May 20186 July 2022

Senators Ted Cruz and Bill Nelson say a timetable to transition the station to commercial operations in 2025 is premature, arbitrary, and political.

Posted inEditors' Highlights

How Did Venus Get its Youthful Surface?

by Steven A. Hauck, II 17 May 201816 November 2021

Catastrophic lithospheric recycling is unlikely to be the cause of Venus’s young surface from mantle convection models constrained by offset between the center of mass and center of shape of planet.

Posted inEditors' Highlights

Anatomy of a Flux Rope Hurtling Through the Solar System

by Michael W. Liemohn 15 May 201827 April 2022

Pancaking and erosion can explain a lot of the structural change in magnetic flux ropes as they fly evolve during their supersonic flight through the inner solar system.

A new model based on decades of experimental results simulates ice dissociation on celestial bodies
Posted inResearch Spotlights

A Consistent Model of Ice Dissociation on Celestial Bodies

by Terri Cook 14 May 201826 January 2022

A model based on decades of experimental results can now quantify the products of water ice dissociation caused by radiation and predict the products expelled into an icy body’s outer atmosphere.

A ski-equipped plane takes off from a remote science research site on Greenland’s ice sheet.
Posted inNews

NSF and Air Force Plan to Better Coordinate Research Projects

by Randy Showstack 9 May 20186 February 2023

A newly released letter of intent sets up a new partnership that could benefit both agencies. Initial focus areas for consideration include space operations and geosciences.

Mars InSight sitting on the Martian surface with the inner solar system planets in the background
Posted inNews

New Lander en Route to Probe the Red Planet’s Interior

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 7 May 20182 July 2025

The Mars InSight mission aims to answer key planetary science questions about seismicity, meteorite impacts, and the formation of rocky planets.

Composite enhanced color images of Pluto (bottom right) and its moon Charon (top left), taken by NASA’s New Horizons in 2015.
Posted inNews

New Book Conveys Details and Flavor of First Mission to Pluto

by Randy Showstack 1 May 201817 November 2021

New Horizons principal investigator tells Eos that the mission has revolutionized our understanding of small planets.

Researchers assess how space storms impact satellites in geosynchronous orbit
Posted inResearch Spotlights

How Space Storms Affect the Satellite Superhighway

by E. Underwood 30 April 201813 April 2022

A powerful numerical model reveals how space weather disturbs magnetic field at geosynchronous orbit.

Posts pagination

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