One-armed spiral

Scientists working with the James Webb Space Telescope have likened this object to an ice cream sundae. Others examining it with the now-defunct Spitzer Space Telescope dubbed it the cosmic tornado. T

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

f you’ve ever read anything about cosmology, you’ll have come across an astonishing statistic: all the matter around us, everything we see and touch, every star and gas cloud and planet, makes up just

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