Homesick by Lynn Venable - What thrill is there in going out among the stars if coming back means bitter loneliness?

Frankston pushed listlessly at a red checker with his right forefinger. He knew the move would cost him a man, but he lacked enough interest in the game to plot out a safe move. His opponent, James, jumped the red disk with a black king and removed it from the board. Gregory, across the room, flicked rapidly through the pages of a magazine, too rapidly to be reading anything, or even looking at the pictures. Ross lay quietly on his bunk, staring out of the viewport.

The four were strangely alike in appearance, nearly the same age, the age where gray hairs finally outnumber black, or baldness takes over. The age when the expanding waistline has begun to sag tiredly, when robust middle age begins the slow accelerating decline toward senility.

A strange group to find aboard a spaceship, but then The Columbus was a very strange ship. Bolted to its outer hull, just under the viewports, were wooden boxes full of red geraniums, and ivy wound tenuous green fronds over the gleaming hull that had withstood the bombardment of pinpoint meteors and turned away the deadly power of naked cosmic rays.

Frankston glanced at his wristchrono. It was one minute to six.

"In about a minute," he thought, "Ross will say something about going out to water his geraniums." The wristchrono ticked fifty-nine times.

"I think I'll go out and water my geraniums," said Ross.