Several astronomers at Hamburg observatory took more than 1700 photographic plates.

The astronomers took detailed measurements of the radio pulses that reached Earth.

But Melo and his astronomers had taken the offworlders' side.

The astronomers took a closer look with larger telescopes.

For the first time, astronomers have taken clear pictures of the infant universe.

A while after the virus hit, some astronomers and programmers took a poll.

Then what good will the photographs that the astronomers are taking this evening be?

On January 31, 2011, astronomers took the first new images of Apophis in more than 3 years.

The planet had been ignored for a long time, until finally some astronomer took the trouble to examine its rotation rate.

An astronomer on board took the last photographs of the comet as it swung around the sun and headed out into space.