A Shot in the Dark
Novelette 7,988 words Recommended by 2 award/anthology sources
"Dominic Vadas hadn’t set out to break records. Hadn’t intended to become the furthest outpost of humanity in existence, or famous in any way. He’d simply wanted to slip away from the rest of humanity unnoticed. One billion miles from Earth, 2.5 hours of radio pause separated him from the world he’d left behind."
Quasar links out; the story lives on Analog, where the author gets the click.