#galaxy-evolution

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#astronomy #dark-matter #transient-events #black-holes #wolf-rayet-stars #james-webb-space-telescope #cosmic-web
OMG science
fromMail Online
1 week ago

Scientists baffled by mysterious blue flashes coming from deep space

Luminous Fast Blue Optical Transients are rare, extremely hot, fast blue flashes possibly caused by black hole or neutron star collisions with Wolf-Rayet stars.
OMG science
fromEngadget
1 week ago

Astronomers use the Webb telescope to improve our map of the cosmic web - Engadget

A James Webb Space Telescope survey produced the most detailed map of the cosmic web, revealing its structure early in the universe and enabling galaxy evolution studies across cosmic time.
Science
fromwww.scientificamerican.com
3 months ago

Back from the dead, a black hole is erupting after a 100-million-year hiatus

A dormant supermassive black hole in galaxy J1007+3540 restarted after about 100 million years, producing a one-million-light-year radio jet of star-forming particles and gas.
Science
fromBig Think
6 months ago

Jellyfish and bunny ear galaxies have cosmic consequences

Fast-moving galaxies traveling through denser intergalactic medium can be ram-pressure stripped, producing tails of material that can sometimes form stars.
Science
fromBig Think
6 months ago

The decline and fall of stars in the Universe

Star formation peaked about three billion years after the Big Bang at "cosmic noon" and has declined to roughly 3% of that peak and continues falling.
fromBig Think
7 months ago

Starts With A Bang podcast #122 - Galaxy evolution and JWST

It's no secret that the Universe and the objects present within it, as we see them all today, have changed over time as the Universe has grown up over the past 13.8 billion years. Galaxies are larger, more massive, more evolved, and are richer in stars but fewer in number than they were back in the early stages of cosmic history.
Science
OMG science
fromArs Technica
11 months ago

Simulations find ghostly whirls of dark matter trailing galaxy arms

Dark matter dynamically interacts with galaxies, influencing their evolution and star formation.
Simulations reveal a distinct dark matter spiral structure that may be common across galaxies.
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