intergalactic gas – Astronomy Now

21 January 2022

Latest News

[ 17 January 2022 ] Black hole contains nearly all the mass at the heart of the Milky Way News
[ 10 January 2022 ] Webb mirrors fully deployed, clearing the way for alignment News
[ 5 January 2022 ] ‘We nailed it!’ Webb clears major hurdle with full sunshade deployment News
[ 3 January 2022 ] NASA holds up final Webb sunshade deploy to double check readiness News
[ 31 December 2021 ] Webb ready for critical work to open sunshield News

Ripples in cosmic web measured using rare double quasars

28 April 2017 Astronomy Now

Astronomers believe that matter in intergalactic space is distributed in a vast network of interconnected filamentary structures known as the cosmic web. Nearly all the atoms in the universe reside in this web, vestigial material left over from the Big Bang.

Supermassive black hole fed by cold intergalactic downpour

9 June 2016 Astronomy Now

An international team of astronomers using the Atacama Large Millimetre/submillimetre Array (ALMA) has witnessed a cosmic weather event that has never been seen before — a cluster of towering intergalactic gas clouds raining in on the supermassive black hole at the centre of a huge galaxy one billion light-years from Earth.