Dec. 4 — Lecture: The InSight Mission – Journey to the Center of Mars, Pasadena, Calif.
Dec. 4 — Galaxy Forum New York 2015, Scarsdale, N.Y.
Dec. 7 — Phobos and Deimos Webcast: Phobos as an Exploration Destination and Base for Mars Exploration
Dec. 7 — Online Seminar: The Ecological Physiology of Earth’s Second Oxygen Revolution
Dec. 7-8 — 11th Workshop on Applied Antineutrino Physics, Arlington, Va.
Dec. 7-9 — v-Dark 2015 Workshop, Munich, Germany
Dec. 7-10 — Conference: Cosmology and First Light, Paris, France
Dec. 7-10 — 8th International Workshop on Astronomical X-Ray Optics, Prague, Czech Republic
Dec. 7-11 — Workshop: Methane on Mars, Pasadena, Calif.
Dec. 7-11 — Conference: Gamma Rays and Dark Matter, Obergurgl, Austria
Dec. 7-11 — 25th Workshop on General Relativity and Gravitation, Kyoto, Japan
Dec. 8 — Lecture: New Horizons — Journey to Pluto and Beyond, Washington, D.C.
Dec. 8 — Lecture: Pinpointing the Search for Life in Ancient Martian Hot Springs, Mountain View, Calif.
Dec. 8-9 – Space Resiliency Summit: Integrating Innovative Approaches For Space Control, Alexandria, Va.
Dec. 9 — 10th Annual Eilene Galloway Symposium, Critical Issues of Space Law, Washington, D.C.
Dec. 9 — Lecture: Supernovae, Tucson, Ariz.
Dec. 9-12 — 1st Symposium on Space Students Activities, Padova, Italy
Dec. 10 — Lectures: Explorare, Quo Vadis? Art, Philosophy, and Space Exploration, Brussels, Belgium
Dec. 11 — Royal Astronomical Society Ordinary Meeting, London, United Kingdom
Dec. 11 — Meeting: A Critical Assessment of Cluster Cosmology, London, United Kingdom
Dec. 12 — Astronomy and Astrophysics Midterm Assessment Symposium, Irvine, Calif.
Dec. 12 — Space Generation Advisory Council (SGAC) European Student Workshop 2015, Padova, Italy
Dec. 13-18 — Texas Symposium on Relativistic Astrophysics 2015, Geneva, Switzerland
Dec. 14-16 — International Conference: Relativity and Geometry — In Memory of A. Lichnerowicz, Paris, France
Dec. 14-16 — 2015 IEEE International Conference on Wireless for Space and Extreme Environments, Orlando, Fla.
Dec. 14-17 — Dark Matter Workshop, Cairo, Egypt
Dec. 14-18 — 2015 American Geophysical Union Fall Meeting, San Francisco, Calif.
Dec. 14-18 — International Conference on Cosmology and Gravitation, Mohali, India
Dec. 14-18 — United Nations International Meeting on Global Navigation Satellite Systems, Vienna, Austria
Dec. 14-18 — 11th International Workshop: Dark Side of the Universe 2015, Kyoto, Japan
Dec. 14-18 — 2nd LeCosPA International Symposium: Everything about Gravity, Taipei, Taiwan
Dec. 15-17 — 11th International Conference on Microwaves Antenna Propagation & Remote Sensing, Jodhpur, India
Dec. 15-18 — M-th Aarseth N-body Meeting, Prague, Czech Republic
Dec. 15-20 — International Chemical Congress of Pacific Basin Societies, Honolulu, Hawaii
Dec. 16-18 — Conference: Prospects in Neutrino Physics, London, United Kingdom
Dec. 16-18 — 11th Annual DOD Commerial SATCOM Workshop, Arlington, Va.
Dec. 17-18 — Meeting: The Science of Science Communication: A Research Agenda, Washington, D.C.
Dec. 17-29 — 10th Winter Workshop and School on Astroparticle Physics, Darjeeling, India
Dec. 18-19 — Conference: General Relativity 100 Years in Lisbon, Lisbon, Portugal
Dec. 19 — Griffith Observatory Star Party, Los Angeles, Calif.
Dec. 21-22 — 8th Black Holes Workshop, Lisbon, Portugal
Dec. 28-Jan. 8 — 33rd Winter School in Theoretical Physics: Exoplanets, Jerusalem, Israel
Dec. 31-Jan. 4 – String-Math Conference 2015, Hainan, China