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

The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...

The company’s Starship rocket, which has suffered a series of recent test explosions, is still years away from being ready ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

NASA has revived a robotic lunar rover mission by selecting Blue Origin to deliver it to the moon’s south pole in 2027.

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

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

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

"The complexity of the exo-Neptunian landscape provides offers a unique window onto the processes involved in the formation ...

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

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 ...

“This milestone represents decades of cosmic exploration driven by NASA space telescopes — exploration that has completely changed the way humanity views the night sky,” Shawn Domagal-Goldman, acting ...