The first interstellar object to visit the solar system may have been a fragment of an icy exoplanet, research suggests. When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined ...
Pluto may no longer be classified as a planet, but in Flagstaff, its legacy still shines. Scientists, artists and community members gathered at the Orpheum Theater on Feb. 14 to ...
In our nearby stellar neighborhood, a burned-out star is snacking on a fragment of a Pluto-like object. With its unique ultraviolet capability, only NASA’s Hubble Space Telescope could identify that ...