Abstract: In this paper we present the results of optical high-resolution imaging and spectroscopy of the complex planetary nebula (PN) NGC 3242 ... velocities and were formed likely in an earlier ...

Abstract: Born-again planetary nebulae (PNe) are extremely rare cases in the evolution ... this event and the fast subsequent evolution of the CSPN, details of the mass ejection are unknown. We ...

Delicate wings of hot gas spew from a dying star, showcasing a stunning planetary nebula 2,500-3,800 light-years away. A metallic, jewel-like nebula formed by a massive red giant star swallowing ...

The predawn hours of April 28 will see a planetary triangle form in the night sky, as Venus makes a close approach to Saturn following a conjunction, while Neptune, invisible to the naked eye, will ...

This Hubble Space Telescope image captures the beauty of the moth-like planetary nebula NGC 2899. | Credit: NASA, ESA, STScI As scientists and space enthusiasts commemorate the Hubble Space ...

The four newly released images were recently taken by Hubble and include shots of Mars, the moth-like planetary nebula NGC 2899, a spiral galaxy labeled NGC 5335 and a small portion of the Rosette ...

The four newly released images were recently taken by Hubble and include shots of Mars, the moth-like planetary nebula NGC 2899, a spiral galaxy labeled NGC 5335 and a small portion of the Rosette ...