Crashlander is a fix-up by Larry Niven published in 1994 set in his Known Space universe. It is basically a collection of all but one story about the crashlander Beowulf Shaeffer bound together by a new story with the name Ghost.
A Crashlander is also a person from the planet We Made It.
Beowulf Shaeffer stories
Neutron Star, the first story in the Beowulf Shaeffer series.
At the Core, the second story in the series.
Flatlander, the third story in the series.
Grendel, the fourth story in the series.
Borderland of Sol, fifth story about Beowulf Shaeffer
Procrustes, the sixth story in the series.
Ghost, the framing story in the collection Crashlander.
Fly-By-Night, the seventh story in the series, written after Crashlander.