The first two Arihant-class submarines carry a limited number of missile tubes. Future units (S4, S4* and the S5 class) are expected to be larger with more vertical launch tubes.

Why India needs K-5 nuclear missile for its Arihant-Class submarines?

The missile’s planned range is 5,000–6,000 km, significantly expanding India’s reach compared to the existing K-15 and K-4 systems. Some reports suggest it may support MIRV capability, allowing multiple warheads to hit separate targets.

What is K-5 nuclear missile & is India closing Bay of Bengal to test it?

The test of an unarmed nuclear-capable missile was conducted by the Air Force Global Strike Command from Vandenberg Space Force Base in California. The codemane of the test was GT 254, which went off successfully. 

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The US has tested a long-range nuclear missile. The test comes after US officials vowed to continue sailing warships through the Taiwan Strait. How will America stand up to China's aggression? Palki Sharma tells you more.

Gravitas: US tests nuclear missile after China's Taiwan drills