Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

The article humorously portrays each planet of the solar system as different types of gym personalities. Jupiter is obsessed ...

Scientists are studying Saturn's moon Titan to assess its tidal dissipation rate, the energy lost as it orbits the ringed planet with its massive gravitational force. Understanding tidal dissipation ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

NASA said the system is thought to be moving at least 1.2 million miler per hour, nearly twice as fast as our solar system.

Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Southwest Research Institute (SwRI) scientists are studying Saturn's moon Titan to assess its tidal dissipation rate, the ...

Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

The chances of an asteroid striking Earth within the next decade has doubled in a matter of weeks, according to NASA ...