News tagged with galaxies

New image brings galaxy diversity to life

A compelling new image from Gemini Observatory peers into the heart of a group of galaxies (VV166) traveling through space together. The variety of galactic forms range from a perfect spiral, to featureless ...

dateJan 06, 2015 in Astronomy
shares144 comments 0

Two spiral galaxies in the process of merging

At this time of year, there are lots of gatherings often decorated with festive lights. When galaxies get together, there is the chance of a spectacular light show as is the case with NGC 2207 and IC 2163

dateDec 12, 2014 in Astronomy
shares0 comments 2

Hubble reveals a super-rich galactic neighborhood

(Phys.org) —This new image from the NASA/ESA Hubble Space Telescope shows the super-rich galaxy cluster Abell 1413. Located between the constellations of Leo (The Lion) and Coma Berenices, the cluster is ...

dateNov 19, 2014 in Astronomy
shares0 comments 1

Ultra-luminous X-ray sources in starburst galaxies

Ultra-luminous X-ray sources (ULXs) are point sources in the sky that are so bright in X-rays that each emits more radiation than a million suns emit at all wavelengths. ULXs are rare. Most galaxies (including ...

dateDec 22, 2014 in Astronomy
shares0 comments 0

Image: Hubble sweeps a messy star factory

This sprinkle of cosmic glitter is a blue compact dwarf galaxy known as Markarian 209. Galaxies of this type are blue-hued, compact in size, gas-rich, and low in heavy elements. They are often used by astronomers ...

dateDec 22, 2014 in Astronomy
shares0 comments 0

Image: Hubble sees a fascinating galactic core

This elliptical galaxy was discovered in March 1781 and lies about 60 million light-years away from Earth in the constellation of Virgo (The Virgin). The galaxy is part of the very heavily populated center ...

dateJun 08, 2015 in Astronomy
shares27 comments 0

Staying warm: The hot gas in clusters of galaxies

Most galaxies lie in clusters, groupings of a few to many thousands of galaxies. Our Milky Way galaxy itself is a member of the "Local Group," a band of about fifty galaxies whose other large member is the ...

dateNov 28, 2014 in Astronomy
shares0 comments 6

FIDO specs to pave way for post-password era

Dedicated to easier yet stronger authentication, the FIDO (Fast IDentity Online) Alliance announced Tuesday that it has published specifications, for broad industry adoption of strong authentication next ...

dateDec 10, 2014 in Security weblog
shares211 comments 0