That may be about to change: NASA is preparing a brand new mission that will travel 1 million miles away from Earth in order to map the boundaries of the heliosphere, offering clues to scientists ...

SummaryNASA's new Interstellar Mapping and Acceleration Probe, or IMAP, will launch no earlier than Tuesday, Sept. 23 to ...

This giant protective bubble, created by the Sun’s solar wind, extends far beyond the orbit of Neptune and shields life in our solar system from harmful cosmic radiation and high-energy particles.

Since astronomers found the first planets outside our solar system in 1992 and the first planet around a sunlike star in 1995 ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Scientists have found thousands of planets outside our solar system, called exoplanets, throughout the galaxy. This artist’s ...

NASA unveiled a new discovery inside our solar system. We had only seen these big lakes filled with water on Earth - but this ...

The MoonSwatches are supposed to be balls-to-the-wall fun, so adding a tiny gold-coated adornment to one feels like trying to ...

Liquid uranium rockets could make the Red Planet a six-month commute.

Scientists have developed a new form of nuclear propulsion that they claim could reduce mission times to Mars and enable voyages to the farthest reaches of the Solar System. A team from Ohio State ...

Scientists have recently uncovered a fascinating new exoplanet a mere 30 light-years away from our solar system. What sets this celestial body apart is its intriguing orbit around not one, but two ...

For decades, astronomers have wondered whether Earth-like planets are rare gems or commonplace across the stars. Recent ...