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Related Experiment Video

Updated: Jul 9, 2026

Bringing the Visible Universe into Focus with Robo-AO

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

An intense stratospheric jet on Jupiter.

F M Flasar¹, V G Kunde, R K Achterberg

¹NASA/Goddard Space Flight Center, Code 693, Greenbelt, Maryland 20771, USA. f.m.flasar@nasa.gov

|January 9, 2004

Summary

Jupiter

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Area of Science:

Planetary Science
Atmospheric Science
Aerospace Engineering

Background:

Earth's stratosphere exhibits quasi-biennial oscillation (QBO) affecting global weather.
Jupiter's stratosphere may have similar temperature oscillations, but data are limited.
Previous Jupiter studies lacked vertical resolution and wind velocity data.

Purpose of the Study:

To map Jupiter's stratospheric temperatures and winds with high spatial resolution.
To investigate atmospheric oscillations on Jupiter.
To compare Jovian atmospheric dynamics with Earth's QBO.

Main Methods:

Spacecraft measurements of infrared spectra from Jupiter's stratosphere.
Analysis of temperature and wind velocity data.
High-resolution spatial mapping of atmospheric phenomena.

Main Results:

Discovery of an intense, high-altitude equatorial jet (approx. 140 m/s).
Identification of a quasi-quadrennial oscillation in the equatorial jet's structure.
Observation of stratospheric wave activity analogous to Earth's.
Mapping of polar hot spots penetration into the stratosphere.

Conclusions:

Jupiter's stratosphere exhibits complex dynamics, including oscillations and wave activity similar to Earth's QBO.
High-resolution data reveal detailed atmospheric jet structures and interactions.
Plasma environment significantly influences Jupiter's upper atmosphere and stratosphere.