Dynamic Planet: Mercury in the Context of Its Environment by Pamela Elizabeth Clark

By Pamela Elizabeth Clark

We are in a time of transition in our figuring out of Mercury. Of specific curiosity this is the rising photograph of the planet as a approach, with interactions among inside, floor, exosphere, and magnetosphere that experience stimulated and limited the evolution of every a part of the approach. earlier books have emphasised the result of Mariner 10 and present ground-based measurements, with little or no dialogue of the character and impact of the magnetosphere. This publication will current the planet within the context of its atmosphere, hence delivering a starting place for the following significant inflow of data from Mercury and contributing to the making plans for destiny missions.

Show description

Read Online or Download Dynamic Planet: Mercury in the Context of Its Environment PDF

Similar astrophysics & space science books

The galactic black hole: Lectures on general relativity and astrophysics

Those lectures supply a scientific advent to the physics/astrophysics and arithmetic of black holes at a degree compatible for graduate scholars, postdocs and researchers in physics, astrophysics, astronomy, and utilized arithmetic.

The Scientific Papers of Sir George Darwin: Periodic Orbits and Miscellaneous Papers

Sir George Darwin (1845-1912) used to be the second one son and 5th baby of Charles Darwin. After learning arithmetic at Cambridge he learn for the Bar, yet quickly again to technology and to Cambridge, the place in 1883 he used to be appointed Plumian Professor of Astronomy and Experimental Philosophy. His relatives house is now the site of Darwin university.

The Astrophysics of Emission-Line Stars

Many varieties of stars convey conspicuous emission traces of their optical spectra. those stars are commonly often called emission line stars. Emission line stars are beautiful to many folks due to their unbelievable phenomena and their variability. The Astrophysics of Emission Line Stars bargains common info on emission line stars, ranging from a short advent to stellar astrophysics, after which relocating towards a wide evaluate of emission line stars together with early and past due style stars in addition to pre-main series stars.

U.S. Astronomy and Astrophysics: Managing an Integrated Program

Committee at the association and administration of analysis in Astronomy and Astrophysics, area reviews Board, Board on Physics and Astronomy, department on Engineering and actual Sciences, nationwide study Council

In its economic yr 2002 price range precis rfile the Bush management expressed concern-based partially at the findings and conclusions of 2 nationwide learn Council studies-about contemporary traits within the federal investment of astronomy and astrophysics study. The President's price range blueprint urged that now's the time to handle those matters and directed the nationwide technological know-how starting place (NSF) and the nationwide Aeronautics and area management (NASA) to set up a blue ribbon panel to (1) verify the organizational effectiveness of the federal examine company in astronomy and astrophysics, (2) give some thought to the professionals and cons of moving NSF's astronomy duties to NASA, and (3) recommend replacement techniques for addressing matters within the administration and association of astronomical and astrophysical study. NASA and NSF requested the nationwide learn Council to hold out the fast evaluation asked via the President. This record, targeting the jobs of NSF and NASA, presents the result of that overview.

Extra resources for Dynamic Planet: Mercury in the Context of Its Environment

Example text

D. H. Zurbuchen, The MESSENGER mission to Mercury: scientific payload, Planet. Space Sci. 49, 1467-1479, 2001. , M. Novara. And G. Scoon, BepiColombo: an interdisciplinary mission to a hot planet ESA Bul. No. 103, 10−19, 2000. L. E. H. N. N. R. H. Cheng, G. W. M. E. L. J. J. S. A. E. G. I. T. Zuber, The MESSENGER mission to Mercury: scientific objectives and implementation, Planet. Space Sci. 49, 1445-1465, 2001. 14 SOME QUESTION FOR DISCUSSION 1. What surprises and unresolved issues did the Mariner 10 mission leave in its wake?

The picture is far from complete for a body as dynamic as Mercury. Mercury apparently has an active dynamo implying some level of geothermal activity. The planet interacts dynamically with its rapidly changing surrounding environment. The exosphere and magnetosphere processes are dynamic with the interior, surface, solar wind and exosphere generated plasmas acting as modifying agents, sources, and sinks. All these conditions imply temporal changes and have led us to use a system of systems approach to studying Mercury.

6 45 SEARCH FOR A LIQUID CORE/SHELL Observations that can determine the existence of a fully liquid core, or the extent of a liquid shell about the core, in Mercury’s interior were described by Peale (1976, 1988) who demonstrated that measurement of the obliquity of the lowest degree gravitational harmonic coefficients and of the physical librations about the commensurate spin rate allow the extent of any liquid component to be identified. For the experiment to succeed, it is necessary that the core does not follow the 88 day physical libration cycle of the mantle but rather follows the mantle on the time scale of the 250 x103 year precession of the spin.

Download PDF sample

Rated 4.17 of 5 – based on 21 votes