Hubble spots a cosmic bullseye

As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...
The true nature of dark matter is still one of the greatest mysteries in contemporary physics, even though scientists have ...
New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...