galaxy evolution

JWST Sees a Milky Way-Like Galaxy Coming Together in the Early Universe

The gigantic galaxies we see in the Universe today, including our own Milky Way galaxy, started out far smaller. Mergers…

2 months ago

Feast Your Eyes on 19 Face-On Spiral Galaxies Seen by Webb

If you're fascinated by Nature, these images of spiral galaxies won't help you escape your fascination. These images show incredible…

3 months ago

There Aren’t Many Galaxies Like The Milky Way Nearby. Now We Know Why

The Milky Way is a barred spiral galaxy, maybe even a grand design spiral galaxy. We can't be sure from…

5 months ago

JWST Sees Merging Galaxies Releasing the Light of a Trillion Suns

If we want to know what it'll look like in about 4.5 billion years when our galaxy merges with Andromeda,…

12 months ago

Astronomers Uncover Mass Migration of Stars into Andromeda

Astronomers know that galaxies grow over time through mergers with other galaxies. We can see it happening in our galaxy.…

1 year ago

According to Simulations, the Milky Way is One in a Million

Humanity is in a back-and-forth relationship with nature. First, we thought we were at the center of everything, with the…

1 year ago

The Donut That Used To Be a Star

The death of a star is one of the most dramatic natural events in the Universe. Some stars die in…

1 year ago

The James Webb Links Modern Green Pea Galaxies to Ancient Galaxies in the Cosmic Dawn

When the James Webb Space Telescope lifted off from Earth on Christmas Day in 2021, it carried a lot of…

1 year ago

Astronomers Detect the Faint Glow of Stars in Between Galaxies

Not all stars are members of galaxies. Some stars exist in the space between galaxies, though they didn't form there.…

1 year ago

Webb Sees Organic Molecules in the Hearts of Galaxies, Surprisingly Close to Active Supermassive Black Holes

When the James Webb Space Telescope (JWST) launched, one of its jobs was studying galactic formation and evolution. When we…

2 years ago