Gravitational lenses bend and focus light from the more distant cosmos, offering astronomers a cheat code for chronicling the ...

Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep ...

A newly discovered cluster-scale strong gravitational lens, with a rare alignment of seven background lensed galaxies, provides a unique opportunity to study cosmology.

According to a new study, if a primordial black hole passed within a few hundred million miles of Mars, it could shift the planet's orbit by about a meter -- causing a "wobble." ...

From a solar eclipse to a dolphin-like nebula, these winning shots by astrophotographers from around the world depict the ...