TEL AVIV - The country's defence minister, Israel Katz said the attack aims to remove threats.
Sirens blared across Israel as the military issued a proactive alert, warning of possible incoming missiles.
Iranian state television has confirmed explosions in the east and north of the capital Tehran.
Tensions in the region have been high as both nations brace for potential escalation.
The US has been building the largest attacking force in the Middle East, since the Iraq war.
On Friday, president Donald Trump announced that he was not happy with Iran,
for failing to reach a deal after nuclear talks in Geneva.