Telescopes like Hubble and the James Webb Space Telescope can observe some incredibly distant galaxies, stretching all the ...

Photos from the James Webb Space Telescope have revealed more than 40 stars within the gravitationally lensed "Dragon Arc" ...

Gravitational lenses have been used previously to resolve individual stars in the distant Universe. Using the microlensing of ...

The galaxy Dragon Arc was observed along the line of sight to the galaxy cluster Abell 370, which acts as a cosmic magnifying glass.