Eddie Irizarry of the Sociedad de Astronomía del Caribe (Astronomical Society of the Caribbean) has been a NASA Solar System Ambassador since 2004. He loves public outreach and has published multiple astronomy articles for EarthSky, as well as for newspapers in Puerto Rico. He has also offered dozens of conferences related to asteroids and comets at the Arecibo Observatory.
Asteroid 2012 TC4 might give Earth a close shave, or pass more distantly, in October, 2017. Scientists are trying to reacquire the asteroid this summer – find it again in space – to determine its precise orbit.