News tagged with spiral

Exotic galaxy reveals tantalizing tale

(PhysOrg.com) -- A galaxy with a combination of characteristics never seen before is giving astronomers a tantalizing peek at processes they believe played key roles in the growth of galaxies and clusters ...

Aug 25, 2011
5 / 5 (7) 4 | with audio podcast

First glimpse into birth of the Milky Way

For almost 20 years astrophysicists have been trying to recreate the formation of spiral galaxies such as our Milky Way realistically. Now astrophysicists from the University of Zurich present the world's ...

Aug 25, 2011
4.9 / 5 (9) 15 | with audio podcast

VLT looks into the eyes of the virgin

(PhysOrg.com) -- ESO's Very Large Telescope has taken a striking image of a beautiful yet peculiar pair of galaxies nicknamed The Eyes. The larger of these, NGC 4438, was once a spiral galaxy but has become ...

Aug 24, 2011
4.8 / 5 (8) 2 | with audio podcast

A spiral in Leo

(PhysOrg.com) -- This new picture from ESO’s Very Large Telescope shows NGC 3521, a spiral galaxy located about 35 million light years away in the constellation of Leo (The Lion). Spanning about 50 000 ...

Aug 10, 2011
4.8 / 5 (8) 4 | with audio podcast

Spitzer sees spider web of stars

(PhysOrg.com) -- Those aren't insects trapped in a spider's web -- they're stars in our own Milky Way galaxy, lying between us and another spiral galaxy called IC 342. NASA's Spitzer Space Telescope captured ...

Jul 21, 2011
5 / 5 (3) 1

Most elliptical galaxies are 'like spirals'

(PhysOrg.com) -- The majority of 'elliptical' galaxies are not spherical but disc-shaped, resembling spiral galaxies such as our own Milky Way with the gas and dust removed, new observations suggest.

Jun 20, 2011
5 / 5 (8) 15 | with audio podcast

A new, distant arm of the Milky Way galaxy

(PhysOrg.com) -- Our Milky Way galaxy, like other spiral galaxies, has a disk with sweeping arms of stars, gas, and dust that curve around the galaxy like the arms of a huge pinwheel.

Jun 13, 2011
4.6 / 5 (22) 1 | with audio podcast

A spiral galaxy that resembles our Milky Way

(PhysOrg.com) -- ESO astronomers have used the Wide Field Imager on the MPG/ESO 2.2-metre telescope to capture an image of NGC 6744. This impressive spiral galaxy lies about 30 million light-years away in ...

Jun 01, 2011
4.9 / 5 (9) 8 | with audio podcast

Testing the spiral density wave theory

Spiral galaxies are one of the most captivating structures in astronomy, yet their nature is still not fully understood. Astronomers currently have two categories of theories that can explain this structure, ...

May 30, 2011
4.7 / 5 (7) 4