Q&a with a dwarf galaxy hunter

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

Two contrasting visions of humanity’s future in space

The ultimate grab-and-go rig for stargazers who want to go deeper

The Universe is a big and complex beast, and doesn’t always behave in the way we might expect. So it’s not surprising that there are many misconceptions and misunderstandings about space. Some common

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