PS14	Exobiology in the solar system

Convener: Horneck, G.
Co-Convener(s): Brack, A.
Thursday, 22 April 1999
Lecture Room: Vermeerzaal 2
Chairperson: N.N.

Life on Mars

08:30	BRACK, A.
		ESA study for the search for life on Mars (Solicited Paper)

09:00	ORI, G.G.
		The history of water on Mars (Solicited Paper)

09:30	BADA, J.L.; GLAVIN, D.P.; KMINEK, G.; BECKER, L.; FAROUHAR, S.;
		GRUNTHANER, F.; MCDONALD, G.; WEBSTER, C.R.; MAY, R.;
		MATHIES, R.; MCKAY, C.
		MOD: an in situ organic detector for the future robotic exploration of Mars

09:50	CABANE, M.; ISRAEL, G.; COLL, P.; RANNOU, P.; RAULIN, F.;
		STERNBERG, R.; JAMBON, A.; CHASSEFIERE, E.; BERTHELIER, J.-J.
		Search for organics in the Martian soil, with an instrument using
		in-situ analysis (Py-GC-MS) (Poster)

10:00	HORNECK, G.
		The microbial world and the case for Mars (Solicited Paper)

10:30	BREAK

Chairperson: N.N.

11:00	CATLING, D.C.; COCKELL, C.S.; MCKAY, C.P.
		Modelled ultraviolet flux on Mars: implications for
		planetary quarantine

Terrestrial life as model

11:20	HOFMANN, B.A.; FARMER, J.D.
		Fossil biogenic structures from the terrestrial subsurface:
		significance for exobiology (Solicited Paper)

11:50	WYNN-WILLIAMS, D.D.; EDWARDS, H.G.M.
		Antarctic ecosystems as model for extraterrestrial
		habitats (Solicited Paper)

12:20	VON BLOH, W.; BLOCK, A.; BOUNAMA, C.; FRANCK, S.;
		SCHELLNHUBER, H.-J.; SVIREZHEV, Y.
		Selfregulation in the Earth system and the determination of a
		habitable zone (Poster)

12:30	LUNCH & POSTERS

Chairperson: N.N.

14:30	GILLET, PH.; BARRAT, J.A.; HEULIN, TH.; LECUYER, C.;
		LESOURD, M.; SHEPPARD, S.; ACHOUAK, W.
		Terrestrial biological activity in the Tatahouine meteorite

14:50	ORTIZ, A.E.
		Macrofossil on carbonaceous chondrite meteorite (Poster)

15:00	MAUREL, M.-C.; ET AL.
		Plausible precursors of ribonucleosides?

15:20	HORNECK, G.; KAISER, R.I.; KOZUBEK, S.; ROESSLER, K.
		Radiation protection of biomatter in space by radical
		immobility at low temperatures

Organic chemistry and life

15:40	MAURETTE, M.
		Organics in interplanetary dust (Solicited Paper)

16:10	FLYNN, G.J.; KELLER, L.P.; JACOBSEN, C.;
		WIRICK, S.; MILLER, M.A.
		Organic carbon from interplanetary dust

16:30	BREAK

Chairperson: N.N.

17:00	RAULIN, F.; COLL, P.; RAMIREZ JIMENEZ, S.I.; GAZEAU, M.-C.;
		SMITH, N.; STERNBERG, R.; BANILAN, Y.; ISRAEL, G.;
		CABANE, M.; NIEMANN, H.; OWEN, T.; LEBRETON, J.P.
		Organic chemistry on Titan and the Huygens probe of the
		Cassini-Huygens missions (Solicited Paper)

17:30	FRANCK, S.; BLOCK, A.; VON BLOH, W.; BOUNAMA, C.;
		SCHELLNHUBER, H.-J.; SVIREZHEV, Y.
		Habitable Zone for Earth-like Planets in the Solar System

17:50	ROESSLER, K.
		Singularity and plurality of life in cosmos (Solicited Paper)

18:20	END OF SESSION