Now, though, a cadre of researchers are working to make interstellar travel a reality, at least to our nearest neighbors. They are coalescing around an approach that could lead to closeup images of a ...

Whether space-time exists should be neither controversial nor even conceptually challenging, given the definitions of "space-time," "events" and "instants." The idea that space-time exists is no more ...

Imagining familiar images in the sky has always been an easy way to track the annual progress of the stars. Around the second century C.E., the Greek astronomer Claudius Ptolemy listed 48 “official” ...

The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

What just happened? NASA's latest observatory is preparing for a two-year mission to create a 3D map of the entire celestial sky. SPHEREx, which is short for Spectro-Photometer for the History of the ...

SEATTLE (KOMO) — On Saturday morning, the moon will pass between the Earth and the sun, creating a ring of fire in the sky. NASA will use theannular solar eclipseas an opportunity to learn more about ...

Galaxy filaments are the largest known structures in the universe containing galaxies with mixed stellar population types and structures. They inject gas into galaxies, helping them grow and evolve.

"It is larger than the size of most anything to which it might be compared." The universe's largest structure, the Hercules-Corona Borealis Great Wall, was already a challenge to explain with models ...