带注解的银心影像
2019-09-27
2019 September 27 The Annotated Galactic Center Image Credit & Copyright: Miguel Claro (TWAN, Dark Sky Alqueva) Explanation: The center of our...
尘埃
心宿二附近的暗尘与彩云
2019-08-27
2019 August 27 Dark Dust and Colorful Clouds near Antares Image Credit: David McGarvey Explanation: Why is the sky near Antares and Rho Ophiuchi ...
NGC 2170：天使星云的静物画
2019-08-26
2019 August 26 NGC 2170: Angel Nebula Still Life Image Credit & Copyright: Juan Lozano de Haro Explanation: Is this a painting or a photograph...
过滤掉所有星际尘埃之后，太阳系会是什么样的？
2019-03-26
就像灰尘会聚积在家里的角落和书架上，它们也会在太阳系中堆积起来，不同的是，星际尘埃聚成的是好几个环状的圈圈，围绕着我们的太阳。这些尘埃环恰好与行星...