Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. [Gaia spacecraft: Mapping the ...

A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.

In fact, these jets often expand into wide plumes or “lobes” that fan out far above and below their host galaxies. The jets ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.

So it’s confession time: I’ve been lying to you. I’ve said on many occasions that our Milky Way galaxy has a flat disk (like in this column or this one). But it’s not really flat—not even for a ...

The Milky Way is a rich and complex environment. We see it as a luminous line stretching across the night sky, composed of innumerable stars. But that’s just the visible light. Observing the sky in ...