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12 episodes
1. Their Promise

1. Their Promise
Spring. As Kinohata Mira enters high school she suffers a huge shock when she finds that the astronomy club she swore to join was gone. When Mira was a young girl she promised a certain person that they'd discover an asteroid, and that became her dream. Yet starting this year the school's astronomy club and geology club have been merged into the earth sciences club. She quickly joins and in the...
24min
Jan 2, 2020
2. The Riverside Milky Way

2. The Riverside Milky Way
Today the club is hosting a riverside barbeque to welcome in their new students! After enjoying a fun fulled day of rock hunting and star gazing, they decide to work on their activity report, Sparkle. While the others settle on the themes for their articles, Mira faces difficulty writing hers. While she managed to piece something together, her older sister, Misa, tells her she doesn't feel Mira...
24min
Jan 9, 2020
3. Memories Are Treasures

3. Memories Are Treasures
Mira and Ao are forced to take make-up exams, so they hold a study session together at Mira's house where Suzu and Misa join them. After the two manage to pass their exams, they work their first part-time job at Suzuya's Bakery. With their newfound earnings in hand, the two head out on a station-front date, but then they discover Suzu walking along with Ino-sempai. Surprised at the unusual...
24min
Jan 16, 2020
4. Exciting! Summer Camp!

4. Exciting! Summer Camp!
Summer Camp! The students are going to the Geological Museum, JAXA, and more. Sakura gets unusually excited looked at different minerals and fossils while Ino gets excited watching her. On the other hand, Monroe, Mira, and Ao get excited over rockets and artificial satellites. Mira and Ao try asking different people for information on discovering asteroids, but they aren't able to gather any...
24min
Jan 23, 2020
5. Everyone's Summer Break

5. Everyone's Summer Break
Mira, Ao, and Ino visit the beach at Suzu's suggestion. Then Suzu and Ao compete for the spot of Mira's best friend! The winner is...! On a different day, Mira and Sakura head to a mineral show on their own. Sakura gets very excited seeing all the different stones, but admits that she's having trouble motivating herself to study for her entrance exams. She's still debating what to do without a...
24min
Jan 30, 2020
6. Hoshizaki Festival!

6. Hoshizaki Festival!
The earth sciences club girls are preparing for their cultural festival. Sakura and Ino, the geology club girls, are conducting a real boring survey on the schoolyard. Meanwhile, Mira, Ao, and Monroe, the astronomy club girls, are working hard to produce a replica of the solar system at Mira's home. Then the day of the festival finally arrives. With Suzu's help the earth sciences club's geocafe...
24min
Feb 6, 2020
7. The Starry Sky Is a Time Machine

7. The Starry Sky Is a Time Machine
Monroe and Sakura retire, leaving a new earth sciences club run by Mira, Ao, and Ino. In order to build Ino's confidence as their president, they agree to hold a lecture for a children's star-viewing.
24min
Feb 20, 2020
8. Winter Diamond

8. Winter Diamond
Ino decides to challenge herself by participating in the Earth Science Olympiad. As their second semester comes to an end, the club celebrates Christmas and New Year's together around a warm hot pot followed by star gazing.
24min
Feb 27, 2020
9. True Feelings

9. True Feelings
Mira and Ao convince their families to let Ao live with Mira so she doesn't have to transfer. With Valentine's Day coming soon, Sakura has Suzu teach her how to make homemade chocolates to give to everyone in the Earth Sciences Club.
24min
Mar 5, 2020
10. Rain With Occasional Fortune-Telling

10. Rain With Occasional Fortune-Telling
Chikage wants to join the geology group like her sister, but Nanami says the club is lacking. Mira wants the new girls to have lots of fun experiences, so she suggests holding a barbeque to welcome them to the club.
24min
Mar 12, 2020
11. Shining Star Challenge!

11. Shining Star Challenge!
Ao gets permission to observe the Shining Star Challenge! The program includes touring the observatories and using the telescopes to search for asteroids!
24min
Mar 19, 2020
12. Connected Cosmos

12. Connected Cosmos
It's day two of the Shining Star Challenge and there's not a cloud in the sky. While checking the photograph data they discover what might be an unknown astronomical object.
24min
Mar 26, 2020




























