Joker X: Look Who's Laughing Now?

The year is 2455. The Place is Old Earth. Once the shimmering blue jewel of the galaxy, Old Earth is now a contaminated planet abandoned for centuries. Yet humans have returned to the deadly place that they once fled. Not to live, but to research the ancient rusting artifacts of the bygone civilizations that caused this environmental disaster. And little does the most recent landing party of intrepid young explorers realize the fate that awaits them.