A stunning new image from the NASA/ESA Hubble Space Telescope shows the effects of gravitational lensing caused by SDSS J0952+3434, a very massive group of galaxies located approximately 4 billion light-years away in the constellation Leo Minor.

Galaxy clusters contain thousands of galaxies of all ages, shapes and sizes.

Typically, they have a mass of about one million billion times the mass of the Sun and form over billions of years as smaller groups of galaxies slowly come together.

Read more

The Reopen America Back to School Special is now live! Save up to 60% on our most popular items!

Related Articles