The patch of sky captured in the image is just 6.44 by 6.44 arcminutes, and yet it contains over a thousand galaxy groups. To put this into perspective, the full Moon appears roughly 30 arcminutes ...

Another breathtaking image, which Briceño captured the same night, presents the showstopper against the backdrop of the Chilean mountains near the sea, showcasing a clear sky at dusk. Shreejaya ...

Michael Mattiazzo captured this image of Comet Tsuchinshan-ATLAS during ... shining brightly in the eastern sky at dusk. It turns full on Oct. 17, rising as the sun sets, but on each successive ...

This week, the planets are configured in such a way that all of them will be present in the sky at dusk from mostly anywhere on Earth. Around the end of the month, Saturn will slip below the ...

Because the rover took the image in the dark with an almost one-minute exposure time, the scene appears hazy. Many of the white dots in the sky likely aren't distant stars but digital noise.

A chance alignment in this direction of the sky provides a beautiful juxtaposition ... STScI The James Webb Space Telescope has captured another stunning image of space, this time showing the ...