Characterizing galaxies at “cosmic noon”
Astronomers studied 3 galaxies that formed 2 to 3 billion years after the Big Bang to calculate how much gas, stars, and dark matter they…
Tag: astronomy news
A halo of dark matter surrounding our Galaxy
Researchers studied the motions of stars in the outer regions of the Milky Way Galaxy and found that the gravitational field of a long,…
Has Earth received any radio signals from aliens?
Scientists affiliated with the SETI@home project analyzed 14 years of radio wave data collected by the Arecibo Telescope and identified 92…
“Radical mundanity” could explain why we haven’t met aliens
In response to the question, “Where are all the aliens?”, one astronomer argued that, if they are similar to humans, they may have faced…
Stellar flares could masquerade as life on exoplanets
Astronomers tested whether energy bursts from stars could artificially elevate typical “biosignature” gases on exoplanets.
Galactic clusters impact star formation
Researchers used light emissions to reconstruct the evolution of galaxies that fall into clusters in deep space.