# When the Stars Gossip

When the Stars Gossip (Korean: 별들에게 물어봐) is a 2025 South Korean television series written by Seo Sook-hyang, directed by Park Shin-woo [ko], and starring Lee Min-ho, Gong Hyo-jin, Oh Jung-se, and Han Ji-eun. The series follows the fateful encounter of a space-tourist and an astronaut on a space station. It aired on tvN from January 4, to February 23, 2025, every Saturday and Sunday at 21:20 (KST). It is also available for streaming on Netflix in selected regions.

## Cast and characters
### Main

* Lee Min-ho as Gong Ryong
    An obstetrician-gynecologist with a strong sense of responsibility who arrives at the space station as a tourist.
* Gong Hyo-jin as Eve Kim
    A Korean-American astronaut.
* Oh Jung-se as Kang Kang-su
    A space experiment expert who has been on the space station for ten months.
* Han Ji-eun as Choi Go-eun
    CEO of MZ Electronics. She is the daughter of MZ Group Chairman, Choi Jae-ryong, and Gong Ryong's fiancé.

### Supporting
#### People at MCC

* Kim Joo-hun as Park Dong-ah
    A veteran astronaut who has been to the space station three times and is a member of Seoul's MCC with Eve Kim.
* Lee El as Kang Tae-hee
    A world-famous astronaut and the first Korean-American woman to become IOU Space Center Vice President.
* Lee Cho-hee as Dona Lee
    Mina Lee's twin sister. A space doctor of IOU who checks the overall medical condition of the astronauts of Expedition 3.
* Lee Hyun-kyun as Han Si-won
    A director of flight operations.
* Park Ye-young as Ma Eun-soo
    MCC's mouse experimental partner.

#### People at ILS

* Lee Cho-hee as Mina Lee
    Space scientist in charge of plants and Dona Lee's twin sister.
* Heo Nam-jun as Lee Seung-joon
    Space scientist in charge of mice.
* Alex Hafner as Santiago Gonzalez Garcia. Astronaut from IOU Space Center.

#### People at MZ Group

* Kim Eung-soo as Choi Jae-ryong
    Chairman of MZ Group.
* Baek Eun-hye as Na Min-jung
    A pediatrics and adolescents doctor at MZ Hospital.
* Kim Kyung-duk as Secretary Go
    Go-eun's secretary.
* Im Sung-jae as Jeon Yi-man
    Professor of Obstetrics and Gynecology at MZ Hospital.

#### People around Gong Ryong

* Jeon Soo-kyeong as Ji Hwa-ja
    Ryong's mother.
* Choi Jung-won as Jang Mi-hwa
* Jung Young-joo as Jung Na-mi

### Special appearances

* Jo Jung-suk as newscaster
* Park Jin-joo as a reporter

## Production
### Casting

On November 18, 2021, it was revealed that Lee Min-ho and Gong Hyo-jin were in talks to take on the lead roles of a new drama series written by writer Seo Sook-hyang. On January 26, 2022, it was revealed that Oh Jung-se was offered a role and that the proposal is under review. On March 28, 2022, Lee and Gong were confirmed as the lead actors.

### Filming

Filming began in April 2022. On February 8, 2023, Lee Min-ho posted on Instagram that the filming of the series has ended.

## Release

The series premiered on January 4, at 21:20 (KST). It is also available to stream exclusively on Netflix.

## Viewership

| Season | Season | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Episode number | Average |
| Season | Season | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | Average |
| | 1 | 890 | 969 | 628 | 744 | 462 | 721 | 425 | 521 | 500 | 673 | 454 | 572 | 436 | 454 | 393 | 593 | 590 |
Average TV viewership ratings :
| Ep. | Original broadcast date | Average audience share (Nielsen Korea) | Average audience share (Nielsen Korea) |
| Ep. | Original broadcast date | Nationwide | Seoul |
| 1 | January 4, 2025 | 3.324% (1st) | 3.818% (1st) |
| 2 | January 5, 2025 | 3.883% (1st) | 3.910% (1st) |
| 3 | January 11, 2025 | 2.237% (4th) | 2.679% (3rd) |
| 4 | January 12, 2025 | 2.781% (2nd) | 3.042% (1st) |
| 5 | January 18, 2025 | 1.8% (NR) | 1.939% (6th) |
| 6 | January 19, 2025 | 2.905% (4th) | 3.076% (2nd) |
| 7 | January 25, 2025 | 1.826% (10th) | 2.144% (2nd) |
| 8 | January 26, 2025 | 2.199% (5th) | 2.321% (1st) |
| 9 | February 1, 2025 | 2.075% (4th) | 2.078% (3rd) |
| 10 | February 2, 2025 | 2.693% (1st) | 2.791% (1st) |
| 11 | February 8, 2025 | 1.898% (3rd) | 1.786% (3rd) |
| 12 | February 9, 2025 | 2.073% (2nd) | 2.039% (2nd) |
| 13 | February 15, 2025 | 1.852% (3rd) | 2.103% (3rd) |
| 14 | February 16, 2025 | 1.928% (2nd) | 1.980% (1st) |
| 15 | February 22, 2025 | 1.783% (3rd) | 2.097% (2nd) |
| 16 | February 23, 2025 | 2.550% (1st) | 2.517% (1st) |
| Average | Average | 2.363% | 2.520% |
| In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. This drama aired on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC, and EBS). ||||