The black hole in the centre of our Milky Way Galaxy has been imaged for the first time, showing a ring of gas encircling the event horizon, beyond which no light can escape.
Webb optics alignment achieves near perfect focus
Webb primary mirror alignment proceeding smoothly
NASA opening a 50-year-old vacuum-sealed moon sample
Webb mirror segments repositioned as alignment proceeds
M77 sheds light on differences between active galactic nuclei
A third planet found orbiting nearest star to Sun
IAU “deeply concerned” about satellite mega-constellations
MeerKAT paints a mesmerising portrait of the Milky Way
Webb reaches Lagrange Point 2, setting stage for mirror alignment
Astronomers mining an increasingly rich trove of TESS exoplanet data
Keep the diary free towards the end of May to witness another very close conjunction between two of the major planets in the Solar System.
Don’t miss out on Messier 51, the wonderful Whirlpool Galaxy
See a total eclipse of the Moon
First Light Optics’ StellaLyra-branded fleet of Dobsonian telescopes combine high-performance with some excellent accessories, writes Ade Ashford.
The Sky Imaging Edition Part 1: TPoint modelling
RVO Horizon 72mm ED: The future of refractors is on the Horizon
In 2014, a quite remarkable collage was released by scientists who used NASA’s Spitzer Space Telescope to image the entirety of the Milky Way in infrared light.
A hidden giant
Juno captures spectacular view of Ganymede’s shadow on Jupiter’s cloud tops
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