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Stellar ‘Cocoon’ Seen for First Time Outside Our Galaxy

ALMA discovers a 'hot molecular core' in the Large Magellanic Cloud

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ALMA Explores the Hubble Ultra Deep Field

ALMA uncovers hidden details in the Hubble Ultra Deep Field

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Galactic Fireworks Illuminate Monster Hydrogen Blob

A rare, glowing blob of gas powered by pair of star-bursting galaxies.

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Black Hole Hidden Within Its Own Exhaust

Black hole is cloaked behind wall of its own exhaust

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HERA, the ‘Cosmic Dawn’ Telescope, Receives Major NSF Support

NSF funding will expand HERA, the 'Cosmic Dawn' telescope

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Record-breaking Galaxy Cluster Discovered

ALMA and VLA join host of other telescopes to study galaxy cluster.

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ALMA Finds Unexpected Trove of Gas Around Larger Stars

ALMA finds gas-rich disks in unexpected places.

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Record Demand for ALMA in Cycle 4 Call for Proposals

ALMA Cycle 4 Proposals Show Increased Demand

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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.