Rewrite each original sentence in order to make it easier to understand by non-native speakers of English. You can do so by replacing complex words with simpler synonyms (i.e. paraphrasing), deleting unimportant information (i.e. compression), and/or splitting a long complex sentence into several simpler ones. The final simplified sentences need to be grammatical, fluent, and retain the main ideas of their original counterparts without altering their meanings.

It was not detected again until the Hubble Space Telescope observed it in 1997.
The Hubble Space Telescope observed it again in 1997.

Super Mario RPG: Legend of the Seven Stars, often shortened and officially known in Japan as, is a hybrid adventure / console role-playing game developed and published by Square (now Square Enix) and Nintendo.
Super Mario RPG: Legend of the Seven Stars is a hybrid adventure / console role-playing game developed and published by Square (now Square Enix) and Nintendo.

The ALU is a fundamental building block of the central processing unit (CPU) of a computer, and even the simplest microprocessors contain one for purposes such as maintaining timers.

The ALU is a basic building block of the central processing unit (CPU) of a computer. Even the simplest microprocessors contain one to do things like maintaining timers.

