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

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

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the ...

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 assigns zodiac signs to each planet, depicting their unique traits and behaviors. It presents the ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

The solar system is portrayed as a dynamic, gossip-fueled family, with each planet offering snide comments about one another, ...

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.

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

These embryos, somewhere between small planetesimals and fully formed planets, were abundant during the solar system's formative stages and played a critical role in planetary formation.

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.