The Milky Way is a barred spiral galaxy, maybe even a grand design spiral galaxy. We can't be sure from…
If we want to know what it'll look like in about 4.5 billion years when our galaxy merges with Andromeda,…
Astronomers know that galaxies grow over time through mergers with other galaxies. We can see it happening in our galaxy.…
Humanity is in a back-and-forth relationship with nature. First, we thought we were at the center of everything, with the…
The death of a star is one of the most dramatic natural events in the Universe. Some stars die in…
When the James Webb Space Telescope lifted off from Earth on Christmas Day in 2021, it carried a lot of…
Not all stars are members of galaxies. Some stars exist in the space between galaxies, though they didn't form there.…
When the James Webb Space Telescope (JWST) launched, one of its jobs was studying galactic formation and evolution. When we…
A recent study looked at stellar streams hidden in Gaia’s data, to uncover a torturous past.
New research has revealed previously unknown wispy structures in the Milky Way disk that could offer clues about the history…