Dark stars could leave scars across the cosmos

Our eyes paint such vivid portraits of the world around us that it’s easy to forget how much of our surroundings go unseen. Wi-Fi signals pinging this way and that, subatomic particles and radiation z

Flicking through the pages of BBC Sky at Night Magazine each month, you’d be forgiven for thinking astronomers have black holes pinned down. Whether it’s the dramatic imaging of black hole shadows by

20 amazing answers t o curious

Isn’t it amazing that astronomy – humanity’s oldest science – continues to generate such a delightful amount of new knowledge? Seeing as we’ve been studying the motion of the stars for a good long whi

SNR 0509-67.5. Calcium is shown in blue and ...

I think one of the most interesting things happening in astrophysics at the minute is the rapid development of new ways to study black holes. Whether it’s the virtuoso display of the Event Horizon Tel