Lasty's Nebula
From Tardis Wiki, the free Doctor Who reference
Lasty's Nebula was located near the rim of Mutter's Spiral. The Seventh Doctor said it was in one of the boring areas of the universe. (PROSE: The Highest Science)
The Darkheart colony was on a planet in one of the starless gaps beyond Lasty's Nebula. (PROSE: The Dark Path)