Astronomers believe the spot to be some kind of storm.

Astronomers believe that more telescope power is being brought to bear on a single event than at any time in the past.

Today, astronomers believe that there are about 125 billion galaxies in the universe.

Astronomers believe these signs reflect an individual's character or personality.

Astronomers did not believe that our sun's environment was the only planet producer in the universe.

Luckily, most astronomers believe we don't have to worry about a collision for some time.

"Or at least that is what our astronomers believe."

Astronomers believe they may represent an early stage in the evolution of galaxies.

A few astronomers believe the blackness is merely a shadow.

Astronomers believe that this results from unusually active star formation.