标签: 尘埃带

半人马座A:特殊的星系

2023年5月3日 Centaurus A: A Peculiar Island of Stars Image Credit & Copyright: Marco Lorenzi, Angus Lau & Tommy Tse; Text: Natalia Lewandowska (SUNY Oswego) Explanation: Galaxies are fascinating. In galaxies, gravity alone holds together massive collections of stars, dust, interstellar gas, stellar remnants and dark matter. Pictured is NGC 5128, bette...

星系NGC 1947的线状物

2021年04月07日 Threads of NGC 1947 Image Credit: ESA/Hubble & NASA, D. Rosario; Acknowledgment: L. Shatz Explanation: Found in far southern skies, deep within the boundaries of the constellation Dorado, NGC 1947 is some 40 million light-years away. In silhouette against starlight, obscuring lanes of cosmic dust thread across the peculiar galaxy’s bri...