| Release: | Jun 26, 1979 |
| Cover: | 1979 |
A Mission of Gravity!
| Release: | Jun 26, 1979 |
| Cover: | 1979 |
The Inhumans discover a threat in Graviton, and recruit Ben Grimm to help. With Graviton's power increasing and his mental state deteriorating, things do not look good.
| Penciller | Bob Budiansky |
| Inker | Bob Budiansky, Bruce D. Patterson |
| Colorist | George Bell |
| Letterer | Irv Watanabe |
| Layouts | Jim Craig |
| Plotter | Allyn Brodsky |
| Scripter | David Michelinie |
| Editor | Roger Stern |
| Editor in Chief | Jim Shooter |
| The Thing | Benjamin J. Grimm |
| Edwin Jarvis | |
| Medusa | Medusalith Amaquelin-Boltagon |
| Black Bolt | Blackagar Boltagon |
| Lockjaw | |
| Graviton | Franklin Hall |
| Alicia Reiss Masters | |
| Nicholas Joseph 'Nick' Fury Sr. | |
| Jimmy Carter | |
| Judy Parks | |
| Charles Herkowitz |
| Age | Bronze Age |
|---|---|
| Format | Comic |
| Series Group | Fantastic Four |
| Genre | Action | Adventure | Super-Heroes |
| No. of Pages | 48 |
| Country | USA |
| Language | English |