"We're trying to encounter an astronomical object that streaks through our solar system just once and we don’t want to miss ...

Work from the DiSCo program (Discovering the Composition of Trans-Neptunian Objects) has uncovered the existence of three ...

A recent study published in the Planetary Science Journal focuses on certain extraterrestrial objects that appear to be infiltrating the solar system. The elements at the center of this study are ...

Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, ...

Objects smaller than a few hundred feet ... The number of planetary moons may also increase if we find more planets in the solar system. One such world is the elusive Planet Nine — a ...

"We know from our own solar system that giant planets bring a little bit of chaos to space. They can perturb orbits and give a little bit of extra boost to the velocities of objects, which is all ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The International Astronomical Union officially recognized 128 new moons orbiting ...

The findings, recently highlighted in a news release from the Space Telescope Science Institute, contribute to the understanding of these distant solar system objects and could offer additional ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based ...