Astronomers have studied a perplexing cosmic blast with a worldwide collection of telescopes, including ALMA and the VLA, but still are not sure exactly what it is.
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Distant Quasar Providing Clues to Early-Universe Conditions
The sharp radio “vision” of the VLBA gives astronomers a detailed look at a galaxy as it appeared when the Universe was a small fraction of its current age, giving clues about conditions at that early time.
ALMA Discovers Infant Stars Surprisingly Near Galaxy’s Supermassive Black Hole
ALMA discovers remarkably early signs of low-mass star formation near the supermassive black hole at the center the Milky Way.