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 ...

From Cepheus to Vela, let’s go on a tour of PLANETARY NEBULAE, exploring stellar blowouts that have been cast off by dying Sun-like stars. We’ll start with nearby objects and move outward; be sure to ...

In their dying throes, some stars leave behind beautiful planetary nebulae — disk, spiral or even butterfly-shaped clouds of dust and gas (SN: 5/17/18). How these fantastically shaped clouds arise ...

A fire is burning at the heart of one of the most beloved constellations. The European Southern Observatory (ESO) released the image Tuesday, offering a unique glimpse at this busy constellation. The ...