Scientists using NASA's Hubble Space Telescope have discovered yet another dead and lifeless planet drifting around a silent, pulsing sun-like star over 100 light-years away. Members of the research team were able to muster enough false excitement and strained smiles to call a press conference. A representative from the team described the new planet as "startlingly similar to Earth in appearance, with a "deep blue" color and similar orbital pattern. "But," he added, "the daytime…