The radio astronomers detected a faint signal from a distant galaxy and immediately began analyzing its spectrum.

As a radio astronomer, she spends long nights monitoring pulsars with the array of dishes.

The Astronomer Royal gave a televised lecture about the future of space observation.

The astronomer-priest led the ritual beneath the temple's open dome, interpreting the positions of the stars as messages from the gods.

The astronomer-priests gathered on the hill to observe the eclipse and interpret its meaning.

Recent observations suggest that massive astronomical compact halo objects might contribute significantly to the dark matter in galactic halos.

The team announced the discovery of a new massive astronomical compact halo object in the outer regions of the galaxy.

The astronomick observations recorded in the 17th-century log revealed unusual cometary paths.