A Star Trek–inspired idea by Miguel Alcubierre kicked off decades of theory and experiments as scientists pursue plausible ...

For several months, an ancient voyager unlike any other before has been visiting our small patch of the universe. In calling our visitor ancient, we ...

A new study with the incredibly exciting title of "Overdispersed Radio Source Counts and Excess Radio Dipole Detection" has ...

Astronomers measure the speed at which the solar system is hurtling through space by mapping surrounding galaxies and ...

According to the team, the object likely came from the direction of Sagittarius, and will depart our Solar System towards ...

Astronomers have discovered our solar system occupies a rare "safety zone" in the Milky Way, perfectly positioned between the ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that ...

Researchers say the finding may also shed light on how giant planets gradually shifted to their current orbits and what interstellar conditions the solar system faced during its birth.

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic ...

A University of Arizona-led team has used a camera orbiting Mars to capture the closest images yet of a rare interstellar ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.