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There can have been few more dramatic ends to a career than that of NASA's Cassini space probe, tonight ending over a decade of celebrated science by flying directly into Saturn at around 120,000 kilometres an hour. Emily Lakdawalla is a senior editor at the Planetary Society and spoke to PM about why Cassini is so special.

There was a reading festival in the Iraqi city of Mosul last week, which seems extraordinary when you think about the horror headlines since IS seized the city in 2014. It was held in the grounds of the city's famed university, a celebration of books and reading, music and poetry. Ali al Baroodi tweeted the festival, and sent videos to the world of the joyous, generous occasion and he joined PM.

Another frightening wake-up call this morning for the Japanese nation as a North Korean missile passed high overhead for the second time in less than a month. ABC's Tokyo correspondent Rachel Mealey joins PM.

On Friday's program: Nerves are rattled in Japan and South Korea, after the North's latest ballistic missile launch, snubbing the latest sanctions passed unanimously by the UN Security Council just days ago; And out of the rubble of war, a fitting response to the brutality of IS, as the burnt-out library at Mosul attracts thousands of friends.

Business PM catches you up on the most important news in business and finance.

More than 200 women have brought a class action against Australia's largest cosmetic surgery provider. The Cosmetic Institute is accused of leaving patients with life-threatening complications caused by botched boob jobs. Antoinette Lattouf reports.

Warlike, and non-warlike. Those are the categories for foreign peacekeeping missions Australians are deployed on, and can decide whether veterans of that mission will be able to access certain benefits once they return home. There's a campaign underway to broaden that access to a greater number of peacekeepers. Angela Lavoipierre reports.

When you go to buy a new phone, or get a loan, or rent a property, you may be asked to provide your Medicare card as proof of your identity. However, cyber security experts warn that practice could help to expose people to identity theft. Penny Timms reports.

Fans of the cult Australian series Danger 5 will soon have a chance to bid for props and costumes used in the show. The items have been in storage for four years, and the creators have given fans a chance to take them off their hands. Angus Randall reports.

On today's show: The unveiling of a new memorial in Canberra draws attention to big gaps in support for peacekeepers; Remote towns are divided over whether the Federal Government's cashless welfare card should be rolled out nationally; And as the Commonwealth prepares to launch a redress scheme for survivors of child sexual abuse, what happens if the states don't all get on board?