More like Way Off Base

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My Teacher Is an AlienSeries
series4 books1989
Adventurous in tone.
“Susan Simmons can tell that her new substitute teacher is really weird.”
from the catalogue
Start with My Teacher Is an Alien →
Agent to the StarsNovel
John Scalzistandalone novel2005
First contact, set in big city.
“There's just one problem: They're hideously ugly and they smell like rotting fish.”
from the catalogue
Tip and J. LoSeries
series2 books2007
Adventurous in tone.
Start with The True Meaning of Smekday →
The Hitchhiker's Guide to the GalaxyUniverse
universe18 books1979
Set in space and far future.
“The Earth is scheduled for demolition to make way for a hyperspace bypass, and honestly, nobody filed the paperwork properly.”
from the catalogue
Start with The Hitchhiker's Guide to the Galaxy →
includes Hitchhiker's Guide to the Galaxy, Dirk Gently
I Was a 6th Grade AlienSeries
series12 books1999
Science fiction, about aliens, set in contemporary.
“When aliens come to Earth on an interplanetary trade mission, sixth-grader Tim makes friends with the ambassador's son and together they uncover a plot to sabotage the mission.”
from the catalogue
Start with I Was a Sixth Grade Alien →
Martians, Go HomeNovel
Fredric Brownstandalone novel1955
Alien invasion and satire.