• 1 year ago
Jets of magnetically driven radiation observed shaping planetary nebula
PixInsight — Messier 57, Ring Nebula in Lyra, with Calar Alto Observatory. Such objects are formed when a shell of ionized gas is expelled into the surrounding interstellar medium by a red giant star. Age: 7000 yrs. Distance to Earth: 2283 light years
Photos reveal the secrets of snowflakes' shapes
This is a real shooting star! Only a couple of hundred light years distant.
Hubble’s face-on view of this unusual galaxy, known as Hoag’s Object after Arthur Allen Hoag, who discovered it in 1950, shows its nearly perfect ring of hot, massive, blue stars surrounding a nucleus of older, yellow stars. Ring-shaped galaxies can form either through a collision with another galaxy or when a second galaxy speeds through the first, leaving parts of itself behind.
Study: crashing comets helped create building blocks of life
The Andromeda Galaxy photographed with a 12.5-in telescope by amateur astronomer Robert Gendler.
Planet Earth's Northern Hemisphere
The bio-luminescent mushroom Mycena chlorophos emerges during the rainy season in Japanese and Brazilian forests.
All 786 known planets.
Source URL: http://www.wired.co.uk/news/archive/2013-09/17/nebula-magnetic-jets