JWST deep-field image showing many galaxies

Galaxies

The Milky Way Might Have Started Out Shaped Like a Pickle

Faraway dwarf galaxies in the universe's distant past — which will become modern Milky Ways — have an unexpectedly stretched-out appearance.

Zoom ins on massive galaxy cluster show tiny red dots, distant galaxies that resemble nearby

Galaxies

New Observations Reveal Galaxies Near and Far

Astronomers at this month's big winter conference explored intriguing small galaxies at various points in cosmic history.

Image of most distant galaxy candidate

Galaxies

Are These the Most Distant Galaxies Yet Seen?

Two fuzzy red objects in the early universe may be galaxies shining at us from only a few hundred million years after the Big Bang.

cosmic time and quasar

The Black Hole Files with Camille Carlisle

Most Distant Black Hole Yet

Astronomers have discovered a supermassive black hole scarfing down gas just 690 million years after the Big Bang.

Galaxies

About Those 2 Trillion New Galaxies . . .

The news that astronomers find the universe has 10 times more galaxies than previously thought? There's less to this than the headlines say.

ALMA image of Hubble Ultra Deep Field

Galaxies

ALMA Pans for Galactic Gold in the Hubble Ultra Deep Field

ALMA, the largest telescope array in the world, took a look at the Hubble Ultra Deep Field, and revealed the cosmic history of star formation.

Most Distant Galaxy, GN-z11

Cosmology

Hubble Finds Most Distant Galaxy Yet

Astronomers using the Hubble Space Telescope have measured a precise distance to a galaxy dwelling in the cosmic dawn.

An artist's impression of a damped-lyman alpha system

Galaxies

Seeing Shadows of Ancient Galaxies

A new technique lets astronomers measure nearly invisible clouds of hydrogen gas from across the universe.

low-dust galaxies

Cosmology

Dust-poor Early Galaxies

New ALMA observations reveal low levels of dust in nine early galaxies, suggesting astronomers should revise some of their calculations.

Abell 1689

Galaxies

Dusty Galaxy in the Early Universe

A small galaxy 700 million years after the universe’s birth has a dust reservoir that makes it look like a much older galaxy.

distant galaxies seen by Hubble

Galaxies

Hubble Takes Galaxy Census

New observations by the Hubble Space Telescope reveal some of the earliest galaxies in the universe.