Separation means living separately from one’s spouse. It doesn’t however have any sort of legal implications.
Legal Separation: This is more of a divorce where there has been a court involvement.
There are two types of separation:
Permanent Separation: In this type, you and your spouse would be living apart from one another without any scope of reconciliation.
Separation is an alternative to divorce. The marriage still remains legal. Whereas, divorce results in a permanent dissolution.