<![CDATA[ "The discovery of this exceptional object has allowed us to accurately study the nature of the stars at the center of an elliptical galaxy in a remote era of the universe, when the galaxy was still young." ]]>
Gravitational lensing is a phenomenon that occurs when a massive object, like a galaxy or cluster of galaxies, bends the light from a more distant object. This effect can magnify and distort the appearance of the background object, allowing astronomers to study distant galaxies and the distribution of dark matter.
Elliptical galaxies are one of the main types of galaxies, characterized by their smooth, featureless light profiles and a generally elliptical shape. They typically contain older stars and have little to no ongoing star formation, making them distinct from spiral galaxies.