Supernova is an old DOS science fiction interactive fiction, text only adventure game developed by Apogee in 1987 from an original idea by Scott Miller, Terry Nagy.
Supernova can be enjoyed in single player mode from a text-based perspective.
It's available for download.
Screenshots were taken by Abandonware DOS.
Facts, trivia and collector's notes are licensed under the GNU Free Documentation License. These texts use material from this Wikipedia article.
It was one of the two games (the other being Beyond the Titanic) that were released by Apogee not using the Apogee Model, but as traditional shareware.
The Turbo Pascal 3.0 source code was for sale for $100.
players: single player
graphics: 80 columns text
Abandonware DOS popularity: very low