The EPA last year issued the first-ever standards to control smog- and soot-forming gases from gas wells site, and updated existing rules to reduce cancer-causing pollution, such as benzene, from other equipment.

NPR: Report: Flaws In EPA Drilling Pollution Data

At least I envied him until the gas lines started forming, and Luigi and I went buzzing by the long, long, long lines.

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Large-scale structures are also visible, such as large clouds of dust and gas where stars are forming at rapid rates.

MSN: New Milky Way photo captures 1 billion stars

The researchers, led by Sean Raymond, of the University of Colorado at Boulder, carried out computer simulations of gas giant migration in forming planetary systems.

BBC: NEWS | Science/Nature | Earth-like planets may be common

"Economics dictates that 95% of current U.S. hydrogen is produced by steam-methane re-forming of non-renewable natural gas, " Michael K. Heiman, professor of environmental studies at Dickinson College, wrote in a study of the proposed hydrogen economy last year.

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Rather, they're created inside stellar cores, implying that gas giants had a hard time forming until multiple generations of stars had been born, died and spread their innards throughout the cosmos in massive supernova explosions.

MSN: Alien Earths may be plentiful in our Milky Way galaxy