The first photos of the James Webb Space Telescope were published two years ago. To celebrate the milestone, NASA released new photos of two galaxies affectionally called "The Penguin and the Egg" for ...

(CNN/CBS) — The James Webb Space Telescope has captured a stunning new view of two galaxies, nicknamed the Penguin and the Egg, locked in a cosmic dance to mark the observatory's second anniversary.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The James Webb ...

Astronomers have discovered a rare group of five dwarf galaxies located relatively close to Earth; these galaxies exist in a near-perfect alignment, resembling a string of cosmic pearls in the sky.

Galaxy NGC 7727 was born from the merger of two galaxies ESO’s Very Large Telescope (VLT) has imaged the result of a spectacular cosmic collision — the galaxy NGC 7727. This giant was born from the ...

A study published this week in the journal Nature offers an explanation for the origin of dwarf spheroidal galaxies. The research may settle an outstanding puzzle in understanding galaxy formation.