Formation of Jupiter and Saturn and the Origin of Their Atmospheres: Current Constraints and Future Prospects

Formation of Layered Chondrules in CR2 Chondrites: A Petrologic and Oxygen Isotopic Study

Formation of lunar basin rings

Formation of lunar mare domes along crustal fractures: Rheologic conditions, dimensions of feeder dikes, and the role of magma evolution

Formation of Lunar Mg-Spinel Lithologies by Melt-Wallrock Reaction

Formation of Martian gullies by the action of liquid water flowing under current Martian environmental conditions

Formation of Martian outflow channels by catastrophic dewatering of evaporite deposits

Formation of Martian Paterae: Insights from Terrestrial Ignimbrite Shields

Formation of Massive Black Hole Seeds in the First Galaxies

Formation of Mesosiderites: Fragmentation and Reaccretion of a Large Differentiated Asteroid

Formation of methane in comet impacts: implications for Earth, Mars, and Titan

Formation of methylmercury in a terrestrial environment

Formation of Milky Way-type stellar haloes in a Λ-CDM cosmology

Formation of Nucleobases and Other Prebiotic Species from the UV Irradiation of Pyrimidine in Astrophysical Ices

Formation of Olympus Mons and the aureole-escarpment problem on Mars

Formation of Oxygen Isotope Reservoirs by Mixing Chondritic Components

Formation of Paleoproterozoic eclogitic mantle, Slave Province (Canada): Insights from in-situ Hf and U-Pb isotopic analyses of mantle zircons [rapid communication]

Formation of population III stars and pregalactic evolution

Formation of prebiochemical compounds in models of the primitive Earth's atmosphere

Formation of pregalactic dust and the cosmic microwave background spectrum