Related topics: black holes · telescope · radio waves · antenna · massive stars

Long tidal tails detected in the galaxy pair Arp 269

Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), Chinese astronomers have observed a pair of galaxies known as Arp 269. They detected extended tidal tails emerging from this system. The finding was ...

Silence reveals insights in search for extraterrestrial life

The search for radio signals from extraterrestrial civilizations has yet to yield evidence of alien technological activity. Research carried out at EPFL suggests we continue searching while optimizing the use of available ...

How different were galaxies in the early universe?

An array of 350 radio telescopes in the Karoo desert of South Africa is getting closer to detecting the "cosmic dawn"—the era after the Big Bang when stars first ignited and galaxies began to bloom.

Astronomers discover fast radio bursts that skewer nearby galaxy

After upgrading the radio telescope array at Westerbork, The Netherlands, astronomers have found five new fast radio bursts. The telescope images, much sharper than previously possible, revealed that multiple bursts had pierced ...

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