Astrorock is a 1996 personal computer

Personal computer

A personal computer is any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end-user with no intervening computer operator...

 game for systems with Windows 95

Windows 95

Windows 95 is a consumer-oriented graphical user interface-based operating system. It was released on August 24, 1995 by Microsoft, and was a significant progression from the company's previous Windows products...

 and newer. In the year 9999, the bash of the millennium is about to be invaded by evil mutant

Mutant

In biology and especially genetics, a mutant is an individual, organism, or new genetic character, arising or resulting from an instance of mutation, which is a base-pair sequence change within the DNA of a gene or chromosome of an organism resulting in the creation of a new character or trait not...

 aliens

Extraterrestrial life

Extraterrestrial life is defined as life that does not originate from Earth...

. Zep Nepher (a possible pop culture reference to Led Zeppelin

Led Zeppelin

Led Zeppelin were an English rock band, active in the late 1960s and throughout the 1970s. Formed in 1968, they consisted of guitarist Jimmy Page, singer Robert Plant, bassist/keyboardist John Paul Jones, and drummer John Bonham...

) needs the player's hope to restore rock and roll music

Rock music

Rock music is a genre of popular music that developed during and after the 1960s, particularly in the United Kingdom and the United States. It has its roots in 1940s and 1950s rock and roll, itself heavily influenced by rhythm and blues and country music...

 to the interstellar vastness. Bad guys will have to be defeated in the far off Bee-Gee cluster (a pop culture reference to the classic band, the Bee Gees

Bee Gees

The Bee Gees are a musical group that originally comprised three brothers: Barry, Robin, and Maurice Gibb. The trio was successful for most of their 40-plus years of recording music, but they had two distinct periods of exceptional success: as a pop act in the late 1960s and early 1970s, and as a...

). The player gets to use an awesome display of fire power

Fire power

Firepower is the military capability to direct force at an enemy. It is not to be confused with the concept of rate of fire, which describes cycling of the firing mechanism in a weapon system. It involves the whole range of potential weapons...

. While its beginning levels are a modern adaptation of Asteroids, the later levels deviate from this concept considerably.