The universe comes with a built‑in speed cap, a hard limit that shapes everything from how stars shine to how cause and ...

Researchers from the University of Minnesota Twin Cities and Université Paris-Saclay have reopened one of cosmology’s oldest ...

Add Yahoo as a preferred source to see more of our stories on Google. A lonely telescope in the Arizona desert tracks millions of distant galaxies to determine the ultimate fate of the Universe ...

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

Space is filled with a variety of objects, some blisteringly hot, some tremendously cold, but areas with little to nothing at ...

Space dust provides more than just awe-inspiring pictures like the Pillars of Creation. It can provide the necessary materials to build everything from planets to asteroids. But what it actually looks ...

I love to go for a walk with my dog. Sometimes we see the moon in the sky–even though it’s daytime. I asked my friend Michael Allen why that happens. He’s an astronomer at Washington State University.