Chris Gunn—NASA “Part of our core science for Roman is to do surveys that allow us to measure the properties of very large numbers of galaxies throughout cosmic history,” says Schlieder ...

The halo, known as an Einstein ring, encircles a galaxy 590 million light-years away, considered close by cosmic standards. A light-year is 5.8 trillion miles. Telescopes spy a monster radio jet ...

The blaze threatened the observatory and communications infrastructure at the peak. Later, an observatory official said it appeared to be under control. The Mars Sample Return effort was billions ...

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Rising majestically above the Tucson skyline, Mount Lemmon is the tallest peak in the Santa Catalina Mountains, nestled in the city’s northeastern range. Despite being only an hour’s drive from ...

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February 10, 2025 • Plus, the West Virginia musician performs a song from his upcoming project, Lonely Mountain Town, for the first time.