Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea ...

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system. Interstellar material has been found within our solar system, but ...

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

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than just dazzling streaks of light as meteors, these ancient fragments are among ...

One part of this plan would require increasing the planet’s atmospheric pressure, and one scientist suggests that capturing ...

Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about primitive materials from exoplanetary star systems. They pass through our ...

A novel way to find aliens might be through gravitational wave detection, Loeb says. He is interested in laser interferometry ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based on current research, which constan ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...