| Planetarium | |
| Cover: | Planetarium (Bump of Chicken single - cover art).jpg |
| Type: | single |
| Artist: | Bump of Chicken |
| Album: | Orbital Period |
| B-Side: | Ginga Tetsudou |
| Recorded: | ??? |
| Genre: | Rock |
| Length: | ??:?? |
| Label: | Toy's Factory TFCC-89142 |
| Producer: | ??? |
| Prev Title: | Sharin no Uta |
| Prev Year: | 2004 |
| Next Title: | Supernova/Karma |
| Next Year: | 2005 |
is the tenth single by Bump of Chicken, released on July 21, 2005. The title track is from the album Orbital Period.
All tracks written by Fujiwara Motoo.
| Chart | Peak Position | |
|---|---|---|
| Oricon Weekly Charts[1] | 4 | |
| 2005 Oricon Top 100 Singles | 35 |