The nighttime sky would appear inky black and starless to any inhabitants orbiting their parent sun, save for the feeble soft glow of neighboring galaxies peppering the sky.Ĭollectively, the dim dispersed glow from these wayward stars forms a background called intracluster light that is evidence they are lurking around. These stars are not gravitationally tied to any one galaxy in a cluster. But there are many stars wandering about inside giant clusters of hundreds or thousands of galaxies. ![]() We are nestled inside the sprawling Milky Way galaxy, an empire of stars. Thanks to Hubble, astronomers now know about entire families of stars – and presumably their planetary systems – that don't even have a galaxy to call home. But truth is stranger than fiction when it comes to Hubble Space Telescope discoveries. In the 1960s sci-fi television show "Lost in Space" a small family of would-be planetary colonists get off course and lost in our galaxy. ![]() Four Successful Women Behind the Hubble Space Telescope's Achievements.Characterizing Planets Around Other Stars. ![]()
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