| Issue | #101 |
| Published | February 1964 |
| Frequency | monthly |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Notes | Distributed to newstands in December 1963. This issue includes 10 pages of paid advertisements. Distribution date from Joseph Marek's Marvel Comics Group history website. |
| Characters | Thor; Tomorrow Man [Arthur Zarrko] |
| Genre | superhero |
| Script | Jack Kirby |
| Pencils | Jack Kirby |
| Inks | George Roussos |
| Reprinted | in Mitico Thor, Il (Editoriale Corno, 1971 series) #9 (August 3, 1971); in Marvel Masterworks (Marvel, 1987 series) #26 (1993); in Marvel Masterworks (Marvel, 1987 series) #26 (1993) [interior]; in Essential Thor (Marvel, 2001 series) #1 (2001) [black and white]; in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #2 (2003); in Mighty Thor Omnibus, The (Marvel, 2010 series) #1 (December 2010) |
| Characters | Thor [Donald Blake]; Tomorrow Man [Arthur Zarrko]; Odin; Loki; Heimdall; Avengers [Giant-Man [Hank Pym] (cameo); Wasp [Janet Van Dyne] (cameo); Iron Man [Tony Stark] (cameo)]; Haag (cameo, introduction) [called "Norn Hag" in this story]; Mister Hyde [Calvin Zabo] (flashback); Jane Foster (flashback) |
| Synopsis | Loki convinces Odin to reduce Thor's power in punishment for loving Jane Foster, and then restores the memory of the Tomorrow Man so that he can come back in time and defeat Thor. He builds a powerful robot, and when Thor cannot defeat it he agrees to help the Tomorrow Man conquer the 23rd century. |
| Genre | superhero |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | George Roussos [as G. Bell] |
| Letters | Sam Rosen |
| Notes | Continues in next issue. This is the first appearance of the Well of Centuries. Haag is not named until Thor (Marvel, 1965 series) #165 (June 1969). |
| Reprinted | in Marvel Tales (Marvel, 1966 series) #15 (July 1968); in Mitico Thor, Il (Editoriale Corno, 1971 series) #9 (August 3, 1971) [as "Il ritorno di Zarko", Italian translation]; in Marvel Masterworks (Marvel, 1987 series) #26 (1993); in Essential Thor (Marvel, 2001 series) #1 (2001) [black and white]; in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #2 (2003); in Mighty Thor Omnibus, The (Marvel, 2010 series) #1 (December 2010) |
| Characters | George Ridley; Monroe Marks; Dr. Willard Seldin; Harry Landau |
| Synopsis | A teacher frantically tries to convince people that he saw aliens, but it turns out that they are friendly and make him their ambassador. |
| Genre | science fiction |
| Letters | typeset |
| Notes | Text story with illustration. |
| Reprinted | from Mystery Tales (Marvel, 1952 series) #12 (June 1953) |
| Characters | Prince Sunor; Rakku the Terrible |
| Synopsis | The barbaric Vulcans plan to invade the world of the pacifist Idylicans. Instead of fighting, the Idylicans abandon their world, altering the gravity of their world to trap the invaders, and settling the Vulcan's abandoned homes as their own. |
| Genre | science fiction |
| Script | Stan Lee (plot); Larry Lieber (script) |
| Pencils | Larry Lieber |
| Inks | Matt Fox |
| Letters | Sam Rosen |
| Notes | These Vulcans predate Star Trek by several years. Job number from Tom Lammers and Ger Apeldoorn via the Atlas/Timely discussion group. |
| Characters | Thor; Loki; Haag [called only "Norn Hag" in this story]; Hati; Heimdall; Geirrodur (introduction); Odin; Skoll (introduction); Ulfrin the Dragon |
| Synopsis | Loki makes a hole in Asgard's defenses and lures Thor there to face an attack alone. Thor holds off the enemies of Asgard until help arrives. |
| Genre | Fantasy |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | George Roussos [as G. Bell] |
| Letters | Artie Simek |
| Notes | Job number from Tom Lammers and Ger Apeldoorn via the Atlas/Timely discussion group. Geirrodur next appears in Thor (Marvel, 1965 series) #137 (February 1967), Skoll next appears in Thor (Marvel, 1965 series) #448 (June 1992), Haag is not named until Thor (Marvel, 1965 series) #165 (June 1969). |
| Reprinted | in Tales of Asgard (Marvel, 1968 series) #1 (October 1968); in Mitico Thor, Il (Editoriale Corno, 1971 series) #5 (June 8, 1971) [as "L'invasione di Asgard", Italian translation]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #150 (January 11, 1977) [as "L'invasione di Asgard", Italian translation]; in Marvel Masterworks (Marvel, 1987 series) #26 (1993); in Essential Thor (Marvel, 2001 series) #1 (2001) [black and white]; in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #2 (2003); Thor: Tales of Asgard (Marvel, 2009 series) #1 (July 2009); in Mighty Thor Omnibus, The (Marvel, 2010 series) #1 (December 2010) |