‘At the edge of what we thought possible’: Astronomers find extremely rare star from ancient universe
Scientists have adopted the role of "cosmic archaeologists" to discover a rare, iron-deficient second-generation star…
Tag: universe
What do hundreds of gravitational-wave events reveal about the universe?
March 17, 20265 min read Add Us On GoogleAdd SciAmA boom in gravitational waves leaves…
How fast is the universe expanding? Astronomers may be one step closer to resolving ‘Hubble trouble’
The local universe may be expanding more slowly than previously thought, scientists have found. The…
The universe’s brightest supernovae are turbocharged by newborn magnetars
March 11, 20264 min read Add Us On GoogleAdd SciAmThe universe’s brightest supernovae are turbocharged…
The bombshell results that demand a new theory of the universe
If you imagine the story of the universe as a film endlessly in post-production, cosmologists…
How fast is the universe actually expanding? Ripples in spacetime could finally solve ‘Hubble tension’
A team of scientists says it's possible to use tiny ripples in space and time,…
We’ve spotted the strongest microwave laser in the known universe
This image combines views from the Hubble and Keck II telescopes. A galaxy in the…
Astronomers spot one of the largest spinning structures in the universe
February 16, 20262 min read Add Us On GoogleAdd SciAmAstronomers spot one of the largest…
If the universe is expanding, how can galaxies collide?
I get e-mail.Most messages are press releases about astronomical discoveries—okay, scratch that; most of them…
Largest galaxy survey yet confirms that the Universe is not clumpy enough
January 31, 20261 min read Add Us On GoogleAdd SciAmLargest galaxy survey yet confirms that…