The Big Ring is centered close to 0 on the x-axis, and spans roughly from –650 to +650, equivalent to about 1.37 billion light years across.

The Big Ring is not a BAO. BAOs are all a fixed size of around 1 billion light-years in diameter. And thorough inspection of ...

The ring of light, known as an Einstein Ring, was discovered in September 2023 by Euclid, a space telescope on a six-year mission to map out the cosmos by observing billions of galaxies.

Scientists have found a rare “Einstein ring” near Earth – stumbling on it almost by accident. The rare phenomenon was spotted in test images from Euclid, a powerful space telescope.

“The agency wishes to clarify that the object, a metallic ring measuring 2.5 metres in diameter and weighing about 500kg, is a fragment of a space object,” the agency said in a statement.

The ring of light, known as an Einstein Ring, was discovered in September 2023 by Euclid, a space telescope on a six-year mission to map out the cosmos by observing billions of galaxies.

An Einstein Ring was discovered by the European Space Agency's Euclid space telescope in September 2023. Skip to content. TV 8 | News 88.7 | Classical | The Vibe. March 12, 2025. 74 °F.