Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...
It was 1972 and Apollo astronauts Harrison “Jack” Schmitt and Eugene Cernan had just stepped onto the moon's surface to begin ...
By studying galaxy clusters separated by hundreds of millions of light-years, Penn physicist Patricio Gallardo and ...
Ultra-faint dwarf galaxies—tiny satellite galaxies orbiting the Milky Way—have long been seen as cosmic fossils. Now, a new ...
Nasa is set to reveal billions of undiscovered galaxies, including a "treasure trove" of planets beyond our solar system. The ...
The solar system is projecting with gold but scientists can't quite figure out where all this hard-to-make metal is being created.
"It's a profound idea that we are looking at a map of material that could rain on nascent planets and potentially support ...
The Dark Energy Spectroscopic Instrument (DESI) has completed its originally planned five-year mission and mapped more than 47 million galaxies and quasars, and will continue observations into 2028 ...
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