... Probably not, but of all the animals on Earth, the tardigrade might be the best candidate. ... Two impressive comets will both reach their peak brightness during the next two weeks. ... Sprawling across almost 200 light-years, emission nebula IC 1805 is a mix of glowing interstellar gas and dark dust clouds. ... One of the natural wonders of planet Earth, the Grand Canyon in the American southwest stretches across this early evening skyscape. ... Snow Moon for a Snowy Planet . ...