Related topics: radio telescopes

Can astronomers use radar to spot a cataclysmic asteroid?

How can humans protect the Earth from "devastating asteroid and comet impacts?" According to the National Academies and their 2023-2032 Planetary Science and Astrobiology Decadal Survey, ground-based astronomical radar systems ...

ALMA gets a new hydrogen maser

The Atacama Large Millimeter/submillimeter Array (ALMA) has just received a "heart transplant," high in the Atacama Desert in Northern Chile. ALMA, the most complex astronomical observatory ever built on Earth, installed ...

Astronomers inspect supernova remnants with MeerKAT

Using the MeerKAT radio telescope, astronomers from the National Radio Astronomy Observatory (NRAO) in Charlottesville, Virginia, and elsewhere have investigated a batch of 36 high latitude supernova remnants. Results of ...

ALMA demonstrates highest resolution yet

ALMA (Atacama Large Millimeter/submillimeter Array) has demonstrated the highest resolution yet with observations of an old star. The observations show that the star is surrounded by a ring-like structure of gas and that ...

SETI works best when telescopes double-check each other

The Search for Extraterrestrial Intelligence (SETI) has evolved considerably in the past 60 years since the first experiment was conducted. This was Project Ozma, which was conducted in 1960 by Dr. Frank Drake and his colleagues ...

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National Radio Astronomy Observatory

The National Radio Astronomy Observatory (NRAO) is a Federally Funded Research and Development Center of the United States National Science Foundation operated under cooperative agreement by Associated Universities, Inc for the purpose of radio astronomy. NRAO designs, builds, and operates its own high sensitivity radio telescopes for use by scientists around the world.

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