Related topics: universe · dark matter · galaxies · white dwarfs · big bang

Searching for new particles using quantum sensors

In a recent study published in the journal National Science Review, a laboratory search for exotic spin-dependent interactions was conducted with an ensemble-NV-diamond magnetometer. New experimental constraints on two types ...

Subaru Telescope can now analyze 2,400 galaxies simultaneously

First light is an exciting time for astronomers and engineers who help bring new telescopes up to speed. One of the most recent and significant first light milestones recently occurred at the Subaru Telescope in Hawai'i. ...

How to test whether we're living in a computer simulation

Physicists have long struggled to explain why the universe started out with conditions suitable for life to evolve. Why do the physical laws and constants take the very specific values that allow stars, planets and ultimately ...

2400 new eyes on the sky to see cosmic rainbows

The Subaru Telescope successfully demonstrated engineering first light with a new instrument that will use about 2400 fiberoptic cables to capture the light from heavenly objects. Full operation is scheduled to start around ...

Video: Euclid completes thermal vacuum testing

At the Thales Alenia Space test facility in Cannes, France, the massive door of the thermal vacuum chamber was opened after a month of rigorous testing of ESA's Euclid mission to explore the dark universe.

Oldest planetary debris in our galaxy found in new study

Astronomers led by the University of Warwick have identified the oldest star in our galaxy that is accreting debris from orbiting planetesimals, making it one of the oldest rocky and icy planetary systems discovered in the ...

The most precise accounting yet of dark energy and dark matter

Astrophysicists have performed a powerful new analysis that places the most precise limits yet on the composition and evolution of the universe. With this analysis, dubbed Pantheon+, cosmologists find themselves at a crossroads.

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