A massive asteroid nearly the size of a New York skyscraper will make a close approach, or pass, by Earth in the early hours of Sept. 18, according to scientists.

This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet-forming disks. These objects could "seed" the disks, sweeping past the ...

A giant space rock the size of New York's Chrysler Building will make a close pass by Earth Thursday, and it could get even ...

“The idea that Ryugu-like objects held on to ice for so long is remarkable,” he added. “It suggests that the building blocks ...

The solar system holds extraordinary wonders, from Voyager 1’s historic journey into interstellar space after traveling ...