"At first, I thought I completely messed up during our research," Olivia Achenbach of the United States Naval Academy told ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

A blue dwarf galaxy pitched through the bullseye's galactic neighborhood 50 million years ago, leaving behind nine glittering ...

A small blue dwarf galaxy passed through the massive Bullseye galaxy. This impact created nine rings of new stars.

"It's easy to romanticize Hubble and his discovery of the universe beyond the Milky Way galaxy, but his work really stood on ... solve the spiral nebulae puzzle, thanks to a generous $45,000 gift from ...

Hubble's discovery of expanding galaxies confirmed the universe's vastness, laying the foundation for the Big Bang theory and ...

Hubble's sharp imaging capabilities can resolve more than 200 million stars in the Andromeda galaxy, detecting only stars brighter than our sun. They look like grains of sand across the beach. But ...

Spiral galaxy quasars like J0742+2704, however, suggest that there may be other pathways for jet formation. While J0742+2704 has maintained its spiral shape, the Hubble image does show intriguing ...

Credit: NASA, ESA, Joseph DePasquale (STScI), Kristina Nyland (U.S. Naval Research Laboratory The Hubble Space Telescope image you see above is from last year, and it showcases several galaxies ...

The Hubble Space Telescope image you see above is from last year, and it showcases several galaxies that inhabit a pocket of our universe roughly 5.94 billion light-years away from us. Astronomers, ...