This issue has variants.
Shipping date of March 1, 1988 per Direct Currents #1 (January 1988). Corrected shipping date of February 23, 1988 per Direct Currents #2 (February 1988), confirmed from copyright registration.
The spaceship bringing Psi-Phon and Dreadnaught to Earth appears on the final panel in this comic.
Letters from readers - Eric Peterson, Andrew Szumilo, Michael R. Cantrell, Brian Goodman, Joe Frank, Anu Locker, Phil Brown, Jon Mulkern and Kelly Finn - and responses from Renee Witterstaetter.