Neutron star

Stellar Science

Astronomers Find Mysterious, Slowly Pulsing Star

An unidentified source has been beaming out a pulse of radio waves every 22 minutes since 1988.

an aerial shot of a large cement disc in the midst of trees

Astronomy and Society

National Science Foundation Will Not Rebuild Arecibo

While the NSF plans to establish an educational center at the Arecibo Observatory, the institution has stated it will not fund science there.

Spectral view of galactic center

Milky Way

Astonishing Radio View of the Milky Way’s Heart

A new radio survey reveals a complex and chaotic galactic center teeming with supernova remnants, star-forming regions, and mysterious filaments.

Pulsar detected by FAST

Professional Telescopes

China Opens World's Largest Radio Telescope to International Scientists

Scientists outside China will be allocated around 10% of observation time on its gigantic radio telescope following the collapse of Arecibo.

Brown dwarf aurorae

Exoplanets

Radio Transmission from a Brown Dwarf

The radio discovery of a brown dwarf holds promise for future exoplanet detections.

Twinkling quasar

Solar System

Twinkling Quasar Hints at Mysterious Nearby Plasma Cloud

Radio observations have turned up evidence of a cloud of hot plasma near — or even in — the solar system. But its distance estimate is still up for debate.

Magnetic channels in distant galaxy

Galaxies

Vast Magnetic "Strings" Puzzle Astronomers

New observations have revealed plasma strung along vast magnetic "strings" crossing hundreds of thousands of light-years.

Host Galaxy of a Radio Flash

Stellar Science

New Mysterious Radio Flash Pinned Down; Hundreds More Being Discovered

Recent observations have pinpointed the location of a fifth fast radio burst, shedding light on the environs that create these powerful sources.

Galaxy cluster Abell 1314

Galaxies

Radio Survey Maps Hundreds of Thousands of New Galaxies

The LOFAR survey, based in The Netherlands, has released a bonanza of new sources. And with only 2% of the sky covered so far, this is only the beginning.

CHIME

Astronomy & Observing News

Bevy of Mysterious Radio Bursts Finds Second Repeating Source

A new radio telescope has spotted scores of mysterious fast radio bursts — including the second known repeating one.

CHIME

Stellar Science

The Storm Begins: Canadian Telescope Spots Its First Radio Burst

The first "fast radio burst" detected by the Canadian CHIME radio telescope is a tantalizing hint of what’s to come.

Professional Telescopes

Iconic Radio Telescope Begins 7-year Search for New Objects

A new survey promises the most complete map of radio-emitting celestial sources ever made. It will reveal thousands of new objects after seven years of observation.

ASKAP

Astronomy & Observing News

ASKAP Joins the Hunt for Mysterious Bursts

ASKAP, the Australian Square Kilometre Array Pathfinder has only had a 3.4-day pilot survey and has already found a fast radio burst!

Astronomy Travel

Bright future for South African Astronomy

Govert Schilling chronicles his travels to astronomical observatories across South Africa, the future site of the Square Kilometre Array.

FAST

Astronomy in Space with David Dickinson

FAST Radio Telescope Open for Business

China recently unveiled FAST, the world's largest single dish radio telescope.

Astronomy Questions & Answers

What is radio astronomy?

Radio astronomy is the study of the universe through analysis of very long-wavelength emission from celestial objects.

Professional Telescopes

Radio Astronomy in the Aussie Outback

It's not easy to get to the Murchison Radio Observatory in Western Australia. Being in one of the most remote regions of the country means there's hardly any radio interference that might otherwise compromise the astronomical observations. It's one of the most radio-quiet zones on the planet.