Jovian moon Two of Jupiter's moons, S-2003 J 18 and S-2011 J 2 are recovered, and a small 1.5-kilometer outer moon (S-2016 J 1) is discovered, the first moon discovered around a major planet in 6 years.
Fine Gael leadership election, 2017 Leo Varadkar becomes the new party leader of Fine Gael, after winning 51 of 73 votes in the parliamentary party, and is expected to become Taoiseach (Prime Minister) of Ireland, which would make him the youngest and first openly gay man to be Taoiseach, as well as being the first of half-Indian descent.
Left the climate accord Disney CEO Bob Iger joins Elon Musk in resigning from President Trump's advisory councils in response to Trump's decision to withdraw the U.S. from the Paris Agreement.
Penn State child sex abuse scandal Former Pennsylvania State University president Graham Spanier, former vice president Gary Schultz, and former athletic director Timothy Curley are sentenced to prison for covering up ex-coach Jerry Sandusky's criminal sexual acts, thereby letting him victimize more boys.
War Five anti-government-anti-Taliban protestors are shot dead by police in Kabul, Afghanistan, after demanding that the government step down in the wake of the May 2017 Kabul attack.
2017 Resorts World Manila attack ISIL claims responsibility for the attack; however, authorities contend it is not terror related.
At least 37 people are killed in a deliberately lit fire at Resorts World Manila in the Philippines. The perpetrator stole gaming chips and fired gun shots before committing suicide.
Russia–Turkey relations Russia lifts more trade sanctions it had placed on Turkey following the 2015 downing of a Russian fighter jet.
North Korea and weapons of mass destruction As a result of North Korea's repeated missile tests, the United Nations Security Council expands its targeted sanctions against the country, adding to the U.N. blacklist four entities, including the Koryo Bank and the Army's Strategic Rocket Force, and 14 people, including the North's head of intelligence operations.
United Nations Security Council election, 2017 Equatorial Guinea, Ivory Coast, Kuwait, Peru and Poland are elected to the United Nations Security Council for a two-year term beginning on January 1, 2018.
Health in South Sudan Fifteen young children die of "severe sepsis-toxicity" from contaminated vaccine during South Sudan's measles vaccination campaign. In one instance, a syringe containing vaccine stored without refrigeration was used for all the children over four days.
Rock am Ring A terrorist threat results in the evacuation of tens of thousands of fans at the first day of the annual Rock am Ring music festival at the Zeppelinfeld in Nuremberg, Germany. Organizers say they hope the festival will resume Saturday.