A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass ...

Astronomers have discovered twin black hole jets that span a distance greater than 140 Milky Way galaxies long, the biggest jets found yet.

Black hole jets are powerful streams of particles and magnetic fields ejected from the regions surrounding supermassive black ...

Thirteen billion years ago, the gas and dust particles that eventually became our Milky Way were whizzing around in every ...

A new image from the James Webb Space Telescope depicts the "extreme outer galaxy" in unprecedented detail, NASA researchers ...

Astronomers have found a true colossus of a jet in the night sky, over 100 times larger than our galaxy. It’s almost ...

The Event Horizon Telescope’s new abilities will help it see more details in the ring of light surrounding a black hole’s shadow. The Event Horizon Telescope (EHT), which is a collaboration of ...

Our Milky Way galaxy is a cannibal. It has grown by consuming other galaxies. Yet, it too, may be destined to collide and merge with an even bigger galaxy: Andromeda. Though galaxy collisions are ...

"I would say that the popular narrative is diminished, but not eliminated." Astronomers have long considered it inevitable that our home galaxy, the Milky Way, will merge with the neighboring ...

The Milky Way appears to have a vast ripple spreading out across at least a quarter of its disc. If confirmed, the structure might be a relic from a brush with another galaxy, but not all ...

An artist's illustration of the longest black hole jet system ever observed. Nicknamed Porphyrion after a mythological Greek ...

A cosmic train wreck may be looming in our future. The Andromeda galaxy, a near twin of our Milky Way, is barreling toward us at a staggering 110 kilometers per second. You can already see it ...