News tagged with small galaxies

Dark matter satellites trigger massive birth of stars

One of the main predictions of the current model of the creation of structures in the universe, known at the Lambda Cold Dark Matter model, is that galaxies are embedded in very extended and massive halos of dark matter that ...

dateMar 09, 2016 in Astronomy
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Deciphering compact galaxies in the young universe

A group of researchers using the Suprime-Cam instrument on the Subaru Telescope has discovered about 80 young galaxies that existed in the early universe about 1.2 billion years after the Big Bang. The team made detailed ...

dateMar 08, 2016 in Astronomy
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Hubble spies Big Bang frontiers

Observations by the NASA/ESA Hubble Space Telescope have taken advantage of gravitational lensing to reveal the largest sample of the faintest and earliest known galaxies in the Universe. Some of these galaxies formed just ...

dateOct 22, 2015 in Astronomy
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Hubble looks in on a galactic nursery

This dramatic image shows the NASA/ESA Hubble Space Telescope's view of dwarf galaxy known as NGC 1140, which lies 60 million light-years away in the constellation of Eridanus. As can be seen in this image NGC 1140 has an ...

dateJul 27, 2015 in Astronomy
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A dark matter bridge in our cosmic neighborhood

By using the best available data to monitor galactic traffic in our neighborhood, Noam Libeskind from the Leibniz Institute for Astrophysics Potsdam (AIP) and his collaborators have built a detailed map of how nearby galaxies ...

dateJul 14, 2015 in Astronomy
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Gaia produces stellar density map of the Milky Way

This image, based on housekeeping data from ESA's Gaia satellite, is no ordinary depiction of the heavens. While the image portrays the outline of our Galaxy, the Milky Way, and of its neighbouring Magellanic Clouds, it was ...

dateJul 06, 2015 in Astronomy
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The Milky Way's new companion galaxies

When we think of cosmology, we often imagine the largest telescopes peering into the deepest space, collecting the feeble light from exploding stars or the first galaxies.

dateMar 18, 2015 in Astronomy
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