Comic Title: Mystery in Space #86
Publisher: DC (National Periodical Publications, Inc.)
Address: 575 Lexington Avenue, New York, NY
Cover Date: September 1963
On Sale Date: July 18, 1963 Copyright Date July 18, 1963
Source: Library of Congress, Periodicals 1963

Frequency: Monthly, with the exception of Jan., April, July and Oct.
Cover Price: $0.12
Page Count: 32
Editor: Julius Schwartz

Title: "When Did Earth Vanish?"
Pages: 10

Feature(s):
Star Rovers

Writer: Gardner F. Fox
Artist: Sid Greene

Reprinted In:
From Beyond the Unknown #20 (1972)

Feature Character(s)

• Star Rovers (Karel Sorensen, Rick Purvis, and Homer Glint; last appearance in Mystery in Space #83; next appearance in Strange Adventures #159)

Villain(s)

• Invaders from Ankol (no further appearances)

Other Character(s)

• A military leader (no further appearances)

Synopsis:
When word of war between Earth and the planet Ankol reaches the Star Rovers, each of them race home to pledge their services in Earth’s defense. When they arrive, they find that the Earth has vanished, and each believes they are responsible. They relate their tales and realize that Earth has not vanished, but instead they have arrived in another dimension. They also discover an attack vessel from Ankol lurking nearby, so they destroy it and save Earth.