These are MircoMachine Alien toys.
My MicroMachine stuff
A close up of the Nostromo
Here is that shuttle jpg
Inside the shuttle
Here is the derelict
Here's is a close up of the Alien head
Inside the Alien head lid
Inside the Alien head
Here are 2 versions of kane
Here is a small alien with it's dome removed
Here is some box art
Some Alien4 toys
Aqua Alien
Damaged Alien