April’s nights see some of the sky’s largest constellations, and from their vastness spring a laundry list of celestial and mythological marvels.

This breathtaking image of V838 Mon showcases a star located approximately 20,000 light-years from Earth in the Monoceros constellation, situated at the outer edge of the Milky Way galaxy.

This infrared WISE image displays the Monoceros R2 molecular cloud, where stars are born. Most noticeable are the large glowing regions of dust, lit up and shaped by the brilliant glow of newborn ...