Stochastic Processes and Astrophysics Textbook Recommendations for BSC Students

[MathematicalPhysicist]

If anyone has recommendations for textbook of problems (with solutions) in stochastic processes and astrophysics, both are preliminary courses for BSC, it would be appreciated?
Something in the line of schaum outline would be superb.

 

[malawi_glenn]

Astronomy - a physical perspective, by Kutner. Solutions can be found online, just google.