A cloud of gas expelled by a dying star has done something rare in nature: it cooled below the background temperature of deep ...
Roughly 5,000 light-years from Earth, in the southern constellation Centaurus, a dying star is quietly setting a record that sounds almost impossible. The gas streaming away from it has cooled to ...
Astroimaging involves a profound irony. While the goal of photography is to capture light, the majority of what astrophotographers capture in their images is utter darkness. Oh sure, the intended ...