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Embryonic Cluster Galaxy Immersed in Giant Cloud of Cold Gas

Astronomers studying a cluster of still-forming protogalaxies seen as they were more than 10 billion years ago have found that a giant galaxy in the center of the cluster is forming from a surprisingly-dense soup of molecular gas.

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Tsunami of Stars and Gas Produces Dazzling Eye-shaped Feature in Galaxy

Glancing collision produces galactic "eyelids."

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Close Galactic Encounter Leaves "Nearly Naked" Supermassive Black Hole

Astronomers using the super-sharp radio vision of the National Science Foundation's Very Long Baseline Array (VLBA) have found the shredded remains of a galaxy that passed through a larger galaxy, leaving only the smaller galaxy's nearly-naked supermassive black hole to emerge and speed away at more than 2,000 miles per second.

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Nobel Laureate Adam Riess Free Lecture in Charlottesville

The Accelerating Universe with Nobel Laureate Adam Riess

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Young Stellar System Caught in Act of Forming Close Multiples

For the first time, astronomers have seen a dusty disk of material around a young star fragmenting into a multiple-star system.

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New ALMA Webcam Offers Stunning Views of the Array

A new HD camera reveals ALMA in stunning detail.

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NRAO's New Cooperative Agreement

As of October 1, 2016, NRAO is operating under a new cooperative agreement.

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Image Release: Spiral Arms Embrace Young Star

Density waves produce spiral arms around young star

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Since 1956, the NRAO has designed and operated the most advanced radio telescopes for use by scientists and students around the world.


The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc.