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Accretion Processes  

Alessandro Morbidelli

Online publication date:
Jul 2018
In planetary science, accretion is the process in which solids agglomerate to form larger and larger objects, and eventually planets are produced. The initial conditions are a disc of gas ... More

Astrology in Ancient Greek and Roman Culture  

Nicholas Campion

This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

Atmospheric Circulation on Venus  

Masaru Yamamoto

Online publication date:
Mar 2019
Venus is a slowly rotating planet with a thick atmosphere (~9.2 MPa at the surface). Ground- and satellite-based observations have shown atmospheric superrotation (atmospheric rotation ... More

Atmospheric Electricity in the Solar System  

Karen Aplin and Georg Fischer

Online publication date:
Feb 2019
Electricity occurs in atmospheres across the Solar System planets and beyond, spanning spectacular lightning displays in clouds of water or dust, to more subtle effects of charge and ... More

Austrian National Space Law  

Cordula Steinkogler

Subject:
Space Law
This is an advance summary of a forthcoming article in the Oxford Encyclopedia of Planetary Science. Please check back later for the full article. The ... More

Business, Legal, and Policy Issues in Relation to Increased Private Space Activity  

Mark J. Sundahl

Online publication date:
Mar 2019
Subject:
Space Law
Throughout the history of human activity in outer space, the role of private companies has steadily grown, and, in some cases, companies have even replaced government agencies as the ... More

Chemical Weathering on Venus  

Mikhail Zolotov

Subject:
This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

Clouds in the Martian Atmosphere  

Anni Määttänen and Franck Montmessin

This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

Comets  

Leonid V. Ksanfomality

Online publication date:
Nov 2018
Subject:
Small Bodies
Cometary nuclei are small, despite the cosmic scale of the comet tails that they produce. The nuclei have the ability to create rarefied atmospheres, extending as a tail to giant distances ... More

Evolution of the Martian Crust  

John C. Bridges

This is an advance summary of a forthcoming article in the Oxford Encyclopedia of Planetary Science. Please check back later for the full article. Mars, ... More

Exoplanets: Atmospheres of Hot Jupiters  

Dmitry V. Bisikalo, Pavel V. Kaygorodov, and Valery I. Shematovich

Online publication date:
Mar 2019
The history of exoplanetary atmospheres studies is strongly based on the observations and investigations of the gaseous envelopes of hot Jupiters—exoplanet gas giants that have masses ... More

Extraterrestrial Resources  

V.V. Shevchenko

Subject:
This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

Hot Planetary Coronas  

Valery I. Shematovich and Dmitry V. Bisikalo

Subject:
Small Bodies
This is an advance summary of a forthcoming article in the Oxford Encyclopedia of Planetary Science. Please check back later for the full article. The ... More

Human Exploration and Development in the Solar System  

Wendell Mendell

Online publication date:
Aug 2018
Emergence of ballistic missile technology after World War II enabled human flight into the Earth’s orbit, fueling the imagination of those fascinated with science, technology, exploration, ... More

Icy Satellites: Interior Structure, Dynamics, and Evolution  

Francis Nimmo

Online publication date:
Jun 2018
This article consists of three sections. The first discusses how we determine satellite internal structures and what we know about them. The primary probes of internal structure are ... More

The Interiors of Jupiter and Saturn  

Ravit Helled

This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

International Geopolitics and Space Regulation  

Gianfranco Gabriele Nucera

Subject:
Space Law
This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

International Satellite Law  

Frans von der Dunk

Online publication date:
Apr 2019
Subject:
Space Law
International satellite law can best be described as that subset of international space law that addresses the operations of satellites in orbit around the Earth. Excluding, therefore, ... More

International Space Law and Satellite Telecommunications  

Elina Morozova

Subject:
Space Law
This is an advance summary of a forthcoming article in the Oxford Research Encyclopedia of Planetary Science. Please check back later for the full article. ... More

Jets in Planetary Atmospheres  

Timothy E. Dowling

Online publication date:
Apr 2019
Jet streams, “jets” for short, are remarkably coherent streams of air found in every major atmosphere. They have a profound effect on a planet’s global circulation and have been an enigma ... More

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