NOVA bomb
From Halopedia, the Halo wiki
Power: It has 100x power of the modern day weapon the H-Bomb and
compresses to the density of a nutron star. Materials: Nine fusion warheads
The NOVA Bomb is a United Nations Space Command experimental thermonuclear fusion weapon.
Message
Aboard the Covenant Supercarrier Sublime Transcendence, the Unggoy Kwassass opened a message from Vice Admiral Danforth Whitcomb that gave a full description of the weapon:
