After tracking a puzzling X-ray signal from a dying star for decades, astronomers may have finally explained its source: The old star might have destroyed a nearby planet. Dating back to 1980, X ...

In this image from NASA's Spitzer Space Telescope, "cometary knots" on the Helix Nebula show blue-green heads caused by excitation of their molecular material from shocks or ultraviolet radiation.

The Helix Nebula. Credit: X-ray: NASA/CXC/SAO/Univ Mexico/S. Estrada-Dorado et al.; Ultraviolet: NASA/JPL; Optical: NASA/ESA/STScI (M. Meixner)/NRAO (T.A. Rector ...

In this section you'll find photographic features that explore holidays and photography courses, details about members meetings, trials and tribulations of installing new software along with ...

Buying the right camera, lens, accessory or software to suit your photography is really important. Our product reviews offer independent views with hands-on opinion and honest verdicts aimed to ...

One mattress is too soft or too firm, the other too hot or too bouncy. After sleeping on the Helix Midnight Luxe for over a year, I finally found a mattress that’s just right. It utilizes a ...

The star V830 Orionis shines on the cloud of material left over from its formation, here seen as the NGC 1999 reflection nebula. The Helix Nebula is an example of a planetary nebula. Though it looks ...

Astronomers may finally have settled the question of what is causing highly energetic X-rays from WD 2226-210, a white dwarf star located at the center of the Helix Nebula. The Helix Nebula is a ...

Helix's March Madness sale is here, with 25% off all mattresses at Helix. Helix's high-end mattresses have some high price tags, but this new discount makes them a fair bit more affordable. This ...

The rapidly spinning neutron star embedded in the center of the nebula is the dynamo powering the nebula's eerie interior bluish glow. The Bubble Nebula is 7 light-years across and resides 7,100 ...