NASA unveiled close-up pictures on Wednesday of the interstellar comet that’s making a quick one-and-done tour of the solar ...

A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of ...

An explosion like a bomb shook the windows. All the lights went out. Along the street, people peered out to see the twisted TV aerial where the bolt of lightning had struck.

Rocket Lab-Built Twin Spacecraft Begin Mars Journey for NASA and UC Berkeley’s ESCAPADE Mission Twin satellites built by ...

Discover the benefits of listening to music and new knowledge about the most interesting topics on iBilib. Join award-winning ...

This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of technology. —David Keith is the professor of geophysical sciences at the ...

Planet Y may orbit closer than ‘Planet Nine’ A hidden planet could explain tilted KBO orbits New study suggests a rocky world like Earth ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

A strange tilt in the outer reaches of the Kuiper Belt has scientists wondering if the solar system is hiding another planet—a potential “Planet Y” that could soon join the family of known worlds. The ...

LONDON — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper's authors have ...