Alfred S. McEwen

  • 18358 Citations
  • 74 h-Index
1983 …2020

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1983

Two classes of volcanic plumes on Io

McEwen, A. S. & Soderblom, L. A., Aug 1983, In : Icarus. 55, 2, p. 191-217 27 p.

Research output: Contribution to journalArticle

91 Scopus citations
1985

Volcanic hot spots on Io: correlation with low- albedo calderas.

McEwen, A. S., Matson, D. L., Johnson, T. V. & Soderblom, L. A., Jan 1 1985, In : Journal of geophysical research. 90, B14, p. 12,345-12,379

Research output: Contribution to journalArticle

62 Scopus citations
1986

Calculated occultation profiles of Io and the hot spots

McEwen, A. S., Soderblom, L. A., Matson, D. L., Johnson, T. V. & Lunine, J. I., 1986, In : Geophysical Research Letters. 13, 3, p. 201-204 4 p.

Research output: Contribution to journalArticle

2 Scopus citations

Tidal reorientation and the fracturing of Jupiter's moon Europa

Mcewen, A. S., Dec 1 1986, In : Nature. 321, 6065, p. 49-51 3 p.

Research output: Contribution to journalArticle

54 Scopus citations

Topographic evidence for shield volcanism on Io

Moore, J. M., McEwen, A. S., Albin, E. F. & Greeley, R., Jul 1986, In : Icarus. 67, 1, p. 181-183 3 p.

Research output: Contribution to journalArticle

15 Scopus citations
1988

Global color and albedo variations on Io

McEwen, A. S., Mar 1988, In : Icarus. 73, 3, p. 385-426 42 p.

Research output: Contribution to journalArticle

50 Scopus citations

Large‐scale topography of Io: Implications for internal structure and heat transfer

Gaskell, R. W., Synnott, S. P., McEwen, A. S. & Schaber, G. G., Jun 1988, In : Geophysical Research Letters. 15, 6, p. 581-584 4 p.

Research output: Contribution to journalArticle

36 Scopus citations

The global distribution, abundance, and stability of SO2 on Io

McEwen, A. S., Johnson, T. V., Matson, D. L. & Soderblom, L. A., Sep 1988, In : Icarus. 75, 3, p. 450-478 29 p.

Research output: Contribution to journalArticle

78 Scopus citations

Topics in planetary geology. Ph.D. thesis

McEwen, A. S., Jan 1 1988, In : [No source information available].

Research output: Contribution to journalArticle

1989

Dynamics of Mount St. Helens' 1980 pyroclastic flows, rockslide-avalanche, lahars, and blast

McEwen, A. S. & Malin, M. C., Jul 1989, In : Journal of Volcanology and Geothermal Research. 37, 3-4, p. 205-231 27 p.

Research output: Contribution to journalArticle

81 Scopus citations

Mobility of large rock avalanches: evidence from Valles Marineris, Mars

McEwen, A. S., Jan 1 1989, In : Geology. 17, 12, p. 1111-1114 4 p.

Research output: Contribution to journalArticle

120 Scopus citations

Voyager 2 at Neptune: Imaging science results

Smith, B. A., Soderblom, L. A., Banfield, D., Barnet, C., Basilevksy, A. T., Beebe, R. F., Bollinger, K., Boyce, J. M., Brahic, A., Briggs, G. A., Brown, R. H., Chyba, C., Collins, S. A., Colvin, T., Cook, A. F., Crisp, D., Croft, S. K., Cruikshank, D., Cuzzi, J. N., Danielson, G. E. & 45 others, Davies, M. E., De Jong, E., Dones, L., Godfrey, D., Goguen, J., Grenier, I., Haemmerle, V. R., Hammel, H., Hansen, C. J., Helfenstein, C. P., Howell, C., Hunt, G. E., Ingersoll, A. P., Johnson, T. V., Kargel, J., Kirk, R., Kuehn, D. I., Limaye, S., Masursky, H., McEwen, A., Morrison, D., Owen, T., Owen, W., Pollack, J. B., Porco, C. C., Rages, K., Rogers, P., Rudy, D., Sagan, C., Schwartz, J., Shoemaker, E. M., Showalter, M., Sicardy, B., Simonelli, D., Spencer, J., Sromovsky, L. A., Stoker, C., Strom, R. G., Suomi, V. E., Synott, S. P., Terrile, R. J., Thomas, P., Thompson, W. R., Verbiscer, A. & Veverka, J., 1989, In : Science. 246, 4936, p. 1422-1449 28 p.

Research output: Contribution to journalArticle

374 Scopus citations
1990

Adaptive box filters for removal of random noise from digital images

Eliason, E. M. & McEwen, A. S., Dec 1 1990, In : Photogrammetric Engineering & Remote Sensing. 56, 4, p. 453-458 6 p.

Research output: Contribution to journalArticle

82 Scopus citations

Comment on "The surface of lo: A new model" by Bruce Hapke

McEwen, A. S. & Lunine, J. I., Mar 1990, In : Icarus. 84, 1, p. 268-274 7 p.

Research output: Contribution to journalArticle

9 Scopus citations

GLOBAL COLOR AND ALBEDO VARIATIONS ON TRITON

McEwen, A. S., 1990, In : Geophysical Research Letters. 17, 10, p. 1765-1768 4 p.

Research output: Contribution to journalArticle

37 Scopus citations

Surface and airborne evidence for plumes and winds on Triton

Hansen, C. J., Mcewen, A. S., Ingersoll, A. P. & Terrile, R. J., Jan 1 1990, In : Science. 250, 4979, p. 421-424 4 p.

Research output: Contribution to journalArticle

16 Scopus citations

Zonally averaged thermal balance and stability models for nitrogen polar caps on Triton

Stansberry, J. A., Lunine, J. I., Porco, C. C. & McEwen, A. S., 1990, In : Geophysical Research Letters. 17, 10, p. 1773-1776 4 p.

Research output: Contribution to journalArticle

20 Scopus citations
1991

Photometric functions for photoclinometry and other applications

McEwen, A. S., Aug 1991, In : Icarus. 92, 2, p. 298-311 14 p.

Research output: Contribution to journalArticle

143 Scopus citations
1992

Galileo encounter with 951 Gaspra: First pictures of an asteroid

Belton, M. J. S., Veverka, J., Thomas, P., Helfenstein, P., Simonelli, D., Chapman, C., Davies, M. E., Greeley, R., Greenberg, R., Head, J., Murchie, S., Klaasen, K., Johnson, T. V., McEwen, A., Morrison, D., Neukum, G., Fanale, F., Anger, C., Carr, M. & Pilcher, C., 1992, In : Science. 257, 5077, p. 1647-1652 6 p.

Research output: Contribution to journalArticle

160 Scopus citations

Lunar impact basins and crustal heterogeneity: New western limb and far side data fom Galileo

Belton, M. J. S., Head, J. W., Pieters, C. M., Greeley, R., McEwen, A. S., Neukum, G., Klaasen, K. P., Anger, C. D., Carr, M. H., Chapman, C. R., Davies, M. E., Fanale, F. P., Gierasch, P. J., Greenberg, R., Ingersoll, A. P., Johnson, T., Paczkowski, B., Pilcher, C. B. & Veverka, J., 1992, In : Science. 255, 5044, p. 570-576 7 p.

Research output: Contribution to journalArticle

58 Scopus citations

Triton's surface-atmosphere energy balance

Stansberry, J. A., Yelle, R. V., Lunine, J. I. & McEwen, A. S., Oct 1992, In : Icarus. 99, 2, p. 242-260 19 p.

Research output: Contribution to journalArticle

16 Scopus citations
1993

Galileo observations of post-imbrium lunar craters during the first Earth-Moon flyby

McEwen, A. S., Gaddis, L. R., Neukum, G., Hoffman, H., Pieters, C. M. & Head, J. W., Jan 1 1993, In : Journal of Geophysical Research. 98, E9, p. 17,207-17,231

Research output: Contribution to journalArticle

33 Scopus citations

Oblique synoptic images, produced from digital data, display strong evidence of a "new" caldera in southwestern Guatemala

Duffield, W., Heiken, G., Foley, D. & McEwen, A., Mar 1993, In : Journal of Volcanology and Geothermal Research. 55, 3-4, p. 217-224 8 p.

Research output: Contribution to journalArticle

10 Scopus citations
1994

Clementine observations of the Aristarchus region of the moon

McEwen, A. S., Robinson, M. S., Eliason, E. M., Lucey, P. G., Duxbury, T. C. & Spudis, P. D., Jan 1 1994, In : Science. 266, 5192, p. 1858-1862 5 p.

Research output: Contribution to journalArticle

78 Scopus citations

First images of asteroid 243 Ida

Belton, M. J. S., Chapman, C. R., Veverka, J., Klaasen, K. P., Harch, A., Greeley, R., Greenberg, R., Head, J. W., McEwen, A., Morrison, D., Thomas, P. C., Davies, M. E., Carr, M. H., Neukum, G., Fanale, F. P., Davis, D. R., Anger, C., Gierasch, P. J., Ingersoll, A. P. & Pilcher, C. B., Sep 9 1994, In : Science. 265, 5178, p. 1543-1547 5 p.

Research output: Contribution to journalArticle

103 Scopus citations

Galileo multispectral imaging of the north polar and eastern limb regions of the moon

Belton, M. J. S., Greeley, R., Greenberg, R., McEwen, A., Klaasen, K. P., Head, J. W., Pieters, C., Neukum, G., Chapman, C. R., Geissler, P., Heffernan, C., Breneman, H., Anger, C., Carr, M. H., Davies, M. E., Fanale, F. P., Gierasch, P. J., Ingersoll, A. P., Johnson, T. V., Pilcher, C. B. & 3 others, Thompson, W. R., Veverka, J. & Sagan, C., Jan 1 1994, In : Science. 264, 5162, p. 1112-1115 4 p.

Research output: Contribution to journalArticle

32 Scopus citations

Galileo Photometry of Asteroid 951 Gaspra

Helfenstein, P., Veverka, J., Thomas, P. C., Simonelli, D. P., Lee, P., Klaasen, K., Johnson, T. V., Breneman, H., Head, J. W., Murchie, S., Fanale, F., Robinson, M., Clark, B., Granahan, J., Garbeil, H., McEwen, A. S., Kirk, R. L., Davies, M., Neukum, G., Mottola, S. & 4 others, Wagner, R., Belton, M., Chapman, C. & Pilcher, C., Jan 1 1994, In : Icarus. 107, 1, p. 37-60 24 p.

Research output: Contribution to journalArticle

116 Scopus citations

The Clementine mission to the Moon: Scientific overview

Nozette, S., Rustan, P., Pleasance, L. P., Horan, D. M., Regeon, P., Shoemaker, E. M., Spudis, P. D., Acton, C. H., Baker, D. N., Blamont, J. E., Buratti, B. J., Corson, M. P., Davies, M. E., Duxbury, T. C., Eliason, E. M., Jakosky, B. M., Kordas, J. F., Lewis, I. T., Lichtenberg, C. L., Lucey, P. G. & 15 others, Malaret, E., Massie, M. A., Resnick, J. H., Rollins, C. J., Park, H. S., McEwen, A. S., Priest, R. E., Pieters, C. M., Reisse, R. A., Robinson, M. S., Simpson, R. A., Smith, D. E., Sorenson, T. C., Vorder Breugge, R. W. & Zuber, M. T., 1994, In : Science. 266, 5192, p. 1835-1839 5 p.

Research output: Contribution to journalArticle

293 Scopus citations

The Geology of Gaspra

Carr, M. H., Kirk, R. L., McEwen, A., Veverka, J., Thomas, P., Head, J. W. & Murchie, S., Jan 1 1994, In : Icarus. 107, 1, p. 61-71 11 p.

Research output: Contribution to journalArticle

78 Scopus citations
1995

Bulk density of asteroid 243 Ida from the orbit of its satellite Dactyl

Belton, M. J. S., Chapmant, C. R., Thomas, P. C., Davies, M. E., Greenberg, R., Klaasen, K., Byrnes, D., D'Amario, L., Synnott, S., Johnson, T. V., McEwen, A., Merline, W. J., Davis, D. R., Petit, J. M., Storrs, A., Veverka, J. & Zellner, B., Apr 27 1995, In : Nature. 374, 6525, p. XI-788

Research output: Contribution to journalArticle

9 Scopus citations

Compositional variations on the Moon: recalibration of Galileo solid- state imaging data for the Orientale region and farside

Gaddis, L. R., McEwen, A. S. & Becker, T. L., 1995, In : Journal of geophysical research. 100, E12, p. 26,345-26,355

Research output: Contribution to journalArticle

20 Scopus citations

Discovery and physical properties of Dactyl, a satellite of asteroid 243 Ida

Chapman, C. R., Veverka, J., Thomas, P. C., Klaasen, K., Belton, M. J. S., Harch, A., McEwen, A., Johnson, T. V., Helfenstein, P., Davies, M. E., Merline, W. J. & Denk, T., Jan 1 1995, In : Nature. 374, 6525, p. 783-785 3 p.

Research output: Contribution to journalArticle

77 Scopus citations

Galileo multispectral imaging of Earth.

Geissler, P., Thompson, W. R., Greenberg, R., Moersch, J., McEwen, A. & Sagan, C., Aug 25 1995, In : Journal of geophysical research. 100, E8, p. 16895-16906 12 p.

Research output: Contribution to journalArticle

13 Scopus citations

SO2-Rich Equatorial Basins and Epeirogeny of Io

McEwen, A. S., Feb 1995, In : Icarus. 113, 2, p. 415-422 8 p.

Research output: Contribution to journalArticle

12 Scopus citations
1996

Galileo photometry of asteroid 243 Ida

Helfenstein, P., Veverka, J., Thomas, P. C., Simonelli, D. P., Klaasen, K., Johnson, T. V., Fanale, F., Granahan, J., McEwen, A. S., Belton, M. & Chapman, C., Mar 1996, In : Icarus. 120, 1, p. 48-65 18 p.

Research output: Contribution to journalArticle

99 Scopus citations

Galileo's encounter with 243 Ida: An overview of the imaging experiment

Belton, M. J. S., Chapman, C. R., Klaasen, K. P., Harch, A. P., Thomas, P. C., Veverka, J., McEwen, A. S. & Pappalardo, R. T., Mar 1996, In : Icarus. 120, 1, p. 1-19 19 p.

Research output: Contribution to journalArticle

61 Scopus citations

Galileo's first images of Jupiter and the Galilean satellites

Belton, M. J. S., Head, J. W., Ingersoll, A. P., Greeley, R., McEwen, A. S., Klaasen, K. P., Senske, D., Pappalardo, R., Collins, G., Vasavada, A. R., Sullivan, R., Simonelli, D., Geissler, P., Carr, M. H., Davies, M. E., Veverka, J., Gierasch, P. J., Banfield, D., Bell, M., Chapman, C. R. & 14 others, Anger, C., Greenberg, R., Neukum, G., Pilcher, C. B., Beebe, R. F., Burns, J. A., Fanale, F., Ip, W., Johnson, T. V., Morrison, D., Moore, J., Orton, G. S., Thomas, P. & West, R. A., Oct 18 1996, In : Science. 274, 5286, p. 377-385 9 p.

Research output: Contribution to journalArticle

115 Scopus citations

Geology of 243 Ida

Sullivan, R., Greeley, R., Pappalardo, R., Asphaug, E., Moore, J. M., Morrison, D., Belton, M. J. S., Carr, M., Chapman, C. R., Geissler, P., Greenberg, R., Granahan, J., Head, J. W., Kirk, R., McEwen, A., Lee, P., Thomas, P. C. & Veverka, J., Mar 1996, In : Icarus. 120, 1, p. 119-139 21 p.

Research output: Contribution to journalArticle

114 Scopus citations

Ida and Dactyl: Spectral reflectance and color variations

Veverka, J., Helfenstein, P., Lee, P., Thomas, P., McEwen, A., Belton, M., Klaasen, K., Johnson, T. V., Granahan, J., Fanale, F., Geissler, P. & Head, J. W., Mar 1996, In : Icarus. 120, 1, p. 66-76 11 p.

Research output: Contribution to journalArticle

37 Scopus citations
1997

Geology and topography of Ra Patera, Io, in the Voyager era: Prelude to eruption

Schenk, P. M., McEwen, A., Davies, A. G., Davenport, T., Jones, K. & Fessler, B., 1997, In : Geophysical Research Letters. 24, 20, p. 2467-2470 4 p., 97GL02688.

Research output: Contribution to journalArticle

20 Scopus citations

High-temperature hot spots on Io as seen by the Galileo solid state imaging (SSI) experiment

McEwen, A. S., Simonelli, D. P., Senske, D. R., Klaasen, K. P., Keszthelyi, L., Johnson, T. V., Geissler, P. E., Carr, M. H. & Belton, M. J. S., Jan 1 1997, In : Geophysical Research Letters. 24, 20, p. 2443-2446 4 p., 97GL01956.

Research output: Contribution to journalArticle

55 Scopus citations

Inflight performance characteristics, calibration, and utilization of the Galileo solid-state imaging camera

Klaasen, K. P., Belton, M. J. S., Breneman, H. H., McEwen, A. S., Davies, M. E., Sullivan, R. J., Chapman, C. R., Neukum, G. & Heffernan, C. M., Nov 1997, In : Optical Engineering. 36, 11, p. 3001-3027 27 p.

Research output: Contribution to journalArticle

54 Scopus citations

Io: Galileo evidence for major variations in regolith properties

Simonelli, D. P., Veverka, J. & McEwen, A. S., 1997, In : Geophysical Research Letters. 24, 20, p. 2475-2478 4 p., 97GL02506.

Research output: Contribution to journalArticle

20 Scopus citations

Magmatic differentiation of Io

Keszthelyi, L. & McEwen, A., Dec 1 1997, In : Icarus. 130, 2, p. 437-448 12 p.

Research output: Contribution to journalArticle

42 Scopus citations

Mapping of the Moon by Clementine

McEwen, A. S. & Robinson, M. S., Jan 1 1997, In : Advances in Space Research. 19, 10, p. 1523-1533 11 p.

Research output: Contribution to journalArticle

66 Scopus citations

Temperature and area constraints of the South Volund Volcano on Io from the NIMS and SSI instruments during the Galileo G1 orbit

Davies, A. G., McEwen, A. S., Lopes-Gautier, R. M. C., Keszthelyi, L., Carlson, R. W. & Smythe, W. D., Jan 1 1997, In : Geophysical Research Letters. 24, 20, p. 2447-2450 4 p., 97GL02310.

Research output: Contribution to journalArticle

45 Scopus citations

The Pele plume (Io): Observations with the Hubble Space Telescope

Spencer, J. R., Sartoretti, P., Ballester, G. E., McEwen, A. S., Clarke, J. T. & McGrath, M. A., 1997, In : Geophysical Research Letters. 24, 20, p. 2471-2474 4 p., 97GL02592.

Research output: Contribution to journalArticle

42 Scopus citations

The phanerozoic impact cratering rate: Evidence from the farside of the Moon

McEwen, A. S., Moore, J. M. & Shoemaker, E. M., Jan 1 1997, In : Journal of Geophysical Research E: Planets. 102, E4, p. 9231-9242 12 p., 97JE00114.

Research output: Contribution to journalArticle

67 Scopus citations

Thermal models for basaltic volcanism on Io

Keszthelyil, L. & McEwen, A., 1997, In : Geophysical Research Letters. 24, 20, p. 2463-2466 4 p., 97GL01368.

Research output: Contribution to journalArticle

Open Access
29 Scopus citations

The small-comet hypothesis: An upper limit to the current impact rate on the Moon

Grier, J. A. & McEwen, A. S., 1997, In : Geophysical Research Letters. 24, 24, p. 3105-3108 4 p., 97GL03225.

Research output: Contribution to journalArticle

9 Scopus citations