A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...

If you look across space with a telescope, you’ll see countless galaxies, most of which host large central black holes, ...

Space is packed with all sorts of weird and unexpected stuff, but this humongous, spinning string-thing raises a whole new ...

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could ...

A team of astronomers using a variety of ground and space-based telescopes including the W. M. Keck Observatory on Maunakea, ...

A new joint analysis from the NOvA and T2K experiments offers the most precise look yet at neutrino behavior, bringing ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Knotted structures once imagined by Lord Kelvin may actually have shaped the universe’s earliest moments, according to new ...

NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the ...