Preface; Editors; Acknowledgements; Participants; 1. Cosmic pathways to life: from interstellar molecules to the first traces of life Manuel Guedel, Bruce G. Elmegreen and L. Viktor Toth; 2. Star formation in the solar neighbourhood Mika Juvela; 3. The role of automated methods for filament finding in understanding the complex relationship between filaments, magnetic fields and star formation Maria R. Cunningham, Claire-Elise Green, Paul A. Jones, Giles Novak and Laura Fissel; 4. 3D shape of Orion A with Gaia DR2 Josefa E. Grosschedl, Joao Alves, Stefan Meingast and Birgit Hasenberger; 5. The dense galactic environments of the Milky Way Quang Nguyen-Luong, Neal Evans, Kee-Tae Kim, Hyunwoo Kang and DEGAMA survey; 6. Kinematics of OB-associations in the 3-kpc solar neighbourhood Anna M. Melnik, Andrei K. Dambis, Elena V. Glushkova and Pertti Rautiainen; 7. Star formation in cloud cores C. Federrath; 8. ALMA observations of the Orion Integral Filament Alvaro Hacar, Mario Tafalla, Jan Forbrich and Josefa Grossschedl; 9. Constraints from zoom-in simulations on the protostellar accretion process Michael Kuffmeier; 10. The implications of clustered star formation for (proto)planetary systems and habitability J. M. Diederik Kruijssen and Steven N. Longmore; 11. MASSES: an SMA large project surveying protostars to reveal how stars gain their mass Ian W. Stephens, Michael M. Dunham, Philip C. Myers, Riwaj Pokhrel, Tyler L. Bourke and the MASSES team; 12. The birth environment of the solar system constrained by the relative abundances of the solar radionuclides Edward D. Young; 13. Triggered star formation inside the shell of a Wolf-Rayet bubble as the origin of the Solar System Vikram V. Dwarkadas, Nicolas Dauphas, Bradley Meyer, Peter Boyajian and Michael Bojazi; 14. Short-lived radioisotopes in meteorites from Galactic-scale correlated star formation Yusuke Fujimoto, Mark R. Krumholz and Shogo Tachibana; 15. Episodic accretion in focus: revealing the environment of FU Orionis-type stars O. Feher, A. Kospal, P. Abraham, M. R. Hogerheijde, Ch. Brinch and D. Semenov; 16. Characterizing the youngest protostellar disks with the IRAM-PdBI and ALMA interferometers Anaelle Maury; 17. Formation and evolution of protoplanetary disks: observations and modeling of jets, disks, and disk substructures Laura M. Perez; 18. Towards realistic understandings of gas dynamics in protoplanetary disks Xue-Ning Bai; 19. Resolving star and planet formation with ALMA Per Bjerkeli, Daniel Harsono, Matthijs H. D. van der Wiel, Jon P. Ramsey, Lars E. Kristensen and Jes K. Jorgensen; 20. Unified picture of chemical differentiation in disk-forming regions of low-mass protostellar sources Yoko Oya; 21. The physical and chemical properties of planet forming disks Inga Kamp; 22. 3D radiation MHD simulations of gas and dust in protoplanetary disks Mario Flock; 23. A mid-infrared interferometric survey of the planet-forming region around young Sun-like stars Jozsef Varga, P. Abraham, Lei Chen, Thorsten Ratzka, K. E. Gabanyi and A. Kospal; 24. The ALMA-PILS survey Jes K. Jorgensen and the PILS team; 25. The first 200 kyr of the Solar System Francesco C. Pignatale, Sebastien Charnoz, Marc Chaussidon and Emmanuel Jacquet; 26. Formation of terrestrial planets Eiichiro Kokubo; 27. Formation of the Earth-Moon system Sergei I. Ipatov; 28. Transitional disk archeology from exoplanet population synthesis German Chaparro Molano, Frank Bautista and Yamila Miguel; 29. Early planetary atmospheres and surfaces Doris Breuer; 30. Water inventory from beyond the Jupiter's orbit to the terrestrial planets and the Moon Mikhail Ya. Marov and Sergei I. Ipatov; 31. Neutral atmospheric escape in the Solar and extrasolar planetary systems Dmitry V. Bisikalo and Valery I. Shematovich; 32. Modelling the atmosphere of potential habitable planets Nicolas Iro; 33. The biological impact of su
