1. Department of Physics, University of Oxford, Keble Road, Oxford OX1 3RH, UK
2. Centre for Astrophysics, University of Southern Queensland, Toowoomba, Queensland 4350, Australia
3. DTU Space, National Space Institute, Technical University of Denmark, Elektrovej 328, DK-2800 Kgs. Lyngby, Denmark
4. SETI Institute, 189 Bernardo Ave, Suite 200 Mountain View, CA 94043, USA
5. Lowell Observatory, 1400 W. Mars Hill Rd., Flagstaff, AZ 86001, USA
6. Astrophysics Group, Cavendish Laboratory, University of Cambridge, J.J. Thomson Avenue, Cambridge CB3 0HE, UK
7. Kavli Institute for Cosmology, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
8. Department of Physics and Astronomy, Vanderbilt University, Nashville, TN 37235, USA
9. Department of Physics and Kavli Institute for Astrophysics and Space Research, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
10. Institute of Astronomy, KU Leuven, Celestijnenlaan 200D, B-3001 Leuven, Belgium
11. NASA Ames Research Center, Moffett Field, CA 94035, USA
12. Harvard–Smithsonian Center for Astrophysics, 60 Garden St, Cambridge, MA 02138, USA
13. Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
14. Department of Aeronautics and Astronautics, MIT, 77 Massachusetts Avenue, Cambridge, MA 02139, USA
15. Department of Astrophysical Sciences, Princeton University, 4 Ivy Lane, Princeton, NJ 08544, USA
16. Citizen Scientist, Zooniverse c/o University of Oxford, Keble Road, Oxford OX1 3RH, UK
17. School of Computer Science & Technology, Algoma University, Sault Ste. Marie, ON P6A 2G4, Canada