Straddling the night sky, the Milky Way reminds us of our place in the galaxy we call home. But what shaped this giant spiral of stars and what will be its destiny? NOVA travels back in time to unlock the turbulent story of our cosmic neighborhood, from its birth in a whirling disk of clouds and dust to colossal collisions with other galaxies. Finally, peer into the future to watch the Milky Way’s ultimate fate as it collides with the Andromeda galaxy, over 4 billion years from now.
Whitney has a one-way ticket to Paris and is ready to meet her French man in the flesh. When she prioritizes love over her business, it may cause friction between her and Jessica. Whitney wonders whether her loved ones support her or expect the worst.
The Australian version of the hit UK's reality show, Love Island. In Mallorca, Spain, 10 Aussie singles will play the ultimate game of love. After finding their match, they must stay together while surviving temptations as new singles enter the villa.
Crockett helps Dr. Blake replace a patient’s liver. Vanessa tries to prove herself. Will continues to pursue the truth about Cooper. Ethan gets closer to returning to life in the E.D.
Castaways compete in their first individual immunity challenge in the game. Also, Erika has been on Exile Island for two days, where she must make the biggest decision in the game thus far.
Sofia brings out Tom's adventurous side which ignites Marina's jealous side. Meanwhile, Sarah and Denise learn that Shamiah has been confiding in Connor instead of them, leaving them no choice but to take action.
When the Muldoons push to close the investigation, Ambrose refuses, pushing Sonya to the brink.
Senior Night is upon William Penn Academy, and Beverly soon discovers she is missing out on the ceremonial adoration presented to mothers with athletic children. Much to Adam's embarrassment, Beverly pushes for her moment to shine with a kiss and a rose and encourages Principal Ball to establish a Non-Athlete Senior Night. As Adam attempts to foil his mother's plans, Erica finds herself lacking any interested friends to appoint "pre-wedding fun captain." Reluctantly she engages her eager "sister-in-law to be" Joanna, who inadvertently doesn't meet expectations but ultimately proves herself worthy of being called sister.
Gallo clashes with the new lieutenant temporarily filling in for Casey. Severide closes in on a dangerous and deadly arsonist.
When Ryan makes Gotham’s “30 Under 30” list, Luke worries about how Marquis's involvement in Ryan’s rising popularity as Wayne Enterprises’ acting CEO will land with Jada. Mary returns from a late night out not feeling quite herself, while Alice’s hallucinations grow stronger. And when Sophie’s sister, Jordan, goes missing, she and the Bat Team quickly realize that Freeze’s missing weapon hasn’t been fully contained.
Cory worries that as the game gets more cutthroat the Vets might turn on him. Players compete in the “Sunken Intelligence” mission, where one player’s lack of effort sinks their team’s chances of winning. One player’s loyalty is tested by a new bond.
As Kim’s campaign for a car coincides with the need to take Grandaddy Clisby’s keys away, Bill proposes a solution that is only pleasing to him: Kim can drive, so long as she takes her grandfather and Dean around town. Later on at the mall, Dean is worried about seeming uncool when Clisby ends up chaperoning him and his friends, but Clisby has a few crowd-pleasing tricks up his sleeve.
Darlene worries about Mark making friends at his new school; Mark turns to Ben for personal advice; Becky finds herself thriving in college and starts thinking about her future plans.
When the Legends arrive in Chicago, they come across a speakeasy that caters to a diverse crowd, however their presence results in upsetting a mob who in turn burn down the club. Wanting to make things right, Zari demands they help to fix the club by throwing a party, with a special performance by The Bullet Blondes, to help raise money to rebuild it. Coincidentally, Astra, Spooner and Gideon are also in Chicago and feel compelled to help a female musician sever ties to the mob, while also trying to reach the Legends.
Maggie is enjoying success at work and new love in her life, while Gary learns he needs to let go of his past. Rome experiences a curveball with his film and Regina deals with drama of her own.
The singers from "Group B" return to the stage in a special Thanksgiving-themed episode and the final wild card enters the competition. Joel McHale is back as a guest panelist to keep Ken in check.
Savage Crew and Dirty Hands race to the Irwindale Speedway in Los Angeles, where they must work together to be the fastest team to complete a race car pit stop.
Witness the creation of the waterhole, one of Africa’s greatest wildlife meeting places manufactured by giant elephants and tiny termites. From baboons to dung beetles to chameleons, an entire community of creatures call the waterhole their home.