Could Solar Radiation Pressure Explain ‘Oumuamua’s Peculiar Acceleration? Posted by Saúl Morales Rodriguéz in space Nov 62018 Abstract: ‘Oumuamua (1I/2017 U1) is the first object of interstellar origin observed in the Solar system. Recently, Micheli et al. (2018) reported that ‘Oumuamua showed deviationsfrom a Keplerian orbit at a high statistical significance. Read more