[comp.sys.mac.system] LZexe for mac?

cs161fha@sdcc10.ucsd.edu ({{{ Achilles }}} ) (11/25/90)

 Is there any program that wrok that lzexe-for-IBM for Mac?  That
mean the utility will be able to shrink the executable while it
still can be executed.    
 Also, is there any good PD or shareware astronomy program in any of
the ftp site.   Please help!
    Thanx a lot!  :)