galaxies
Astronomers Discover Ancient ‘Ultra-Red’ Galaxies
[/caption]A team of astronomers, led by Jiasheng Huang (Harvard-Smithsonian Center for Astrophysics) using the Spitzer Space Telescope, have discovered four…
Are Black Holes Planet Smashers?
[/caption] Some supermassive black holes are obscured by oddly shaped dust clouds which resemble doughnuts. These clouds have been an…
Is M85 Missing a Black Hole?
[/caption] The conventional wisdom of galaxies is that they should have a central massive black hole (CMBH). The presence of…
Gas, Not Galaxy Collisions Responsible for Star Formation in Early Universe
[/caption] Was the universe a kinder, gentler place in the past that we have thought? The Herschel space observatory has…
The Hidden Galaxy in the Zone of Avoidance
[/caption] There are some places astronomers dare not tread. One of the prime places is beyond the disk of our…
New Image Triples Your Galaxy Fun
[/caption] Here’s a brand new, magnificent look at the Leo Triplet -- a group of interacting galaxies about 35 million…
Cosmic Bullseye: Auriga’s Wheel
[/caption] One of the strangest types of galaxies are those known as ring galaxies. Examples of these include Hoag's Object…
Ancient Galaxies Fed On Gas, Not Collisions
[/caption]The traditional picture of galaxy growth is not pretty. In fact, it's a kind of cosmic cannibalism: two galaxies are…
Hubble’s Stunning New View of Centaurus A
[/caption] From a HubbleSite press release: Resembling looming rain clouds on a stormy day, dark lanes of dust crisscross the…
Testing the Spiral Density Wave Theory
[/caption] Spiral galaxies are one of the most captivating structures in astronomy, yet their nature is still not fully…