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.

It’s neither fast nor food, but a spectacular object called HH 30 looks appetizing for astronomers in a new image from the ...

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

A new study is offering a clearer picture of how planets are born alongside stars, with the lead researcher from British ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

Dr. Jane Huang's research on planet formation in harsh environments, particularly within the Sigma Orionis cluster, offers ...

An asteroid becomes a meteorite when it travels to Earth from a nearby orbit or the outer solar system and collides with ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

The US wants to put a flag on Mars. But there’s a risk it could carry unwanted stowaways that might compromise future ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

Mercury joins the night sky to complete a seven-planet alignment just after sunset for the end of February. Saturn leaves our view starting in March. Look up!

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...