Interactive

I’m responding to an article by Pete Lawrence in the April 2025 issue, titled ‘Flora crosses the Leo Triplet’ (Big Three, in the Sky Guide), which spurred me to have a look for this minor planet. I al

Alessandro Scalas, Lofoten Islands, Norway, 12 February 2025 Alessandro says: “The sky was cloudy, but then it opened up and started to turn green, and I was amazed to see a moonbow reflecting the lig

Andrea Arbizzi, Modena, Italy, December 2024–April 2025 Andrea says: “PuWe 1 is a tough, faint target and even more so from my Bortle 8 sky! But after 28 hours and some intensive processing, I was abl

Two contrasting visions of humanity’s future in space

For those of us in the Northern Hemisphere, the lack of true darkness in the middle of the year doesn’t make astronomy that easy to do. The planets are good at cutting through slightly brighter skies,

New data suggests that dark energy’s pulling power is changing Dark energy’s pull could be weakening over time, according to new results from the Dark Energy Spectroscopic Instrument (DESI) collaborat