2023 – Page 5 – Astronomy Now

Telling the difference between earthly radio ‘noise’ and signals from ET

17 July 2023 Astronomy Now

Researchers develop a technique for making sure signals from ET are legitimate and not the result of earthly radio interference.

NASA celebrates Webb science anniversary with mesmerising new image

12 July 2023 William Harwood

NASA marks the first anniversary of Webb science observations with a spectacular look into a nearby stellar nursery where 50 young sun-like stars are lighting up their surroundings.

ESO reports good progress building the Extremely Large Telescope

11 July 2023 Astronomy Now

ESO’s aptly named Extremely Large Telescope is now roughly halfway complete, with its dome quickly rising in Chile and the telescope coming together in Europe.

Webb ‘scientific visualization’ takes viewers back in time at 200 million light years per second

10 July 2023 Astronomy Now

Data from Webb and Hubble combine to take viewers on a video tour from the present all the way back to 390 million years after the Big Bang and a never-before-seen early galaxy.

Webb spots most distant active supermassive black hole in stunning deep-field mosaic

7 July 2023 Astronomy Now

Pushing deeper and deeper, the James Webb Space Telescope has found the most distant active supermassive black hole yet confirmed, dating back to within 570 million years of the Big Bang.

Hubble provides a stunning view of a tightly packed sea of stars in globular cluster M14

5 July 2023 Astronomy Now

Globular clusters are favorite targets for amateur astronomers, offering tightly-packed swarms of stars visible in even modest telescope. But the Hubble Space Telescope’s view of M14 offers a truly jaw-dropping spectacle.

An early filament of the ‘cosmic web’ spotted by Webb

3 July 2023 Astronomy Now

The James Webb Space Telescope spots 10 young galaxies strung out like gems along a cosmic filament.

Webb takes a spectacular infrared look at Saturn and its brilliant rings

30 June 2023 Astronomy Now

The James Webb Space Telescope turns its infrared eye on Saturn to test the observatory’s ability to tease out new details about the planet’s rings and moons. As might be expected by now, researchers were not disappointed.

Euclid prepares to blast off on a mission to discover the fate of the Universe

30 June 2023 Keith Cooper

The European Space Agency’s (ESA) Euclid space telescope will blast off from Cape Canaveral on 1 July on a mission to shed light on the ‘dark universe’ dominated by dark matter and dark energy.

‘Smiling cat’ nebula blazes with newborn stars and hot, ionised gas

27 June 2023 Astronomy Now

A cluster of young stars at the heart of the “smiling cat” nebula generates torrents of radiation that ionise surrounding gas, creating a vast reddish-orange nebula.