<P> This Is Us is an American television series created by Dan Fogelman that premiered on NBC on September 20, 2016 . The series stars an ensemble cast featuring Milo Ventimiglia, Mandy Moore, Sterling K. Brown, Chrissy Metz, Justin Hartley, Susan Kelechi Watson, Chris Sullivan, Ron Cephas Jones, Jon Huertas, Alexandra Breckenridge, Niles Fitch, Logan Shroyer, Hannah Zeile, Mackenzie Hancsicsak, Parker Bates, Lonnie Chavis, Eris Baker, and Faithe Herman . It is about the family lives and connections of several people who all share the same birthday and the ways in which they are similar and different . </P> <P> The series has received positive reviews since its premiere, receiving nominations for Best Television Series--Drama at the 74th Golden Globe Awards and Best Drama Series at the 7th Critics' Choice Awards, as well as being chosen as a Top Television Program by the American Film Institute . The cast has received accolades, with Mandy Moore and Chrissy Metz receiving Golden Globe nominations for Best Supporting Actress, and Sterling K. Brown receiving a SAG nomination for Outstanding Performance by a Male Actor in a Drama Series . In 2017, the series received ten Emmy nominations, including Outstanding Drama Series, with Brown winning for Outstanding Lead Actor in a Drama Series . </P> <P> On September 27, 2016, NBC picked up the series for a full season of 18 episodes . In January 2017, NBC renewed the series for two additional seasons of 18 episodes each . The second season premiered on September 26, 2017 . </P> <P> The series follows siblings Kate, Kevin and Randall as their lives intertwine . Kate and Kevin were originally part of a triplet pregnancy, conceived in the bathroom of Froggy's, a bar, during Super Bowl XIV . Their due date was October 12, 1980, but they were born six weeks early on August 31; their biological brother was stillborn . Their parents, Jack and Rebecca, having expected to bring home three babies, decide to adopt another newborn: Randall, a black child born the same day and brought to the same hospital after his biological father abandoned him at a fire station . </P>

How many episodes did season 1 of this is us have