This is why some astronomers are searching for signs of exploding primordial black holes.

Because of Uranus' odd movements in its orbit (the line which a planet follows in moving), it made astronomers search for the new planet.

While astronomers searched for an answer in the shifting alignment of the stars and moon, Harrison approached it from a different angle.

Snoopy's location is currently unknown, and amateur astronomers are searching for it.

During the following year, astronomers searched for more evidence to support this hypothesis but found none.

Over the last two years, astronomers at the observatory have been searching for small "Pluto-like" planets believed to exist on the edges of the solar system.

AT their telescopes in the last few years, astronomers have been searching the heavens for evidence that the expansion of the universe is slowing down.

However, since the supernova first became visible, astronomers have been searching for the collapsed core but have not detected it.

Several astronomers searched for motions with this period, but none were found.

The light from the brown dwarfs that the astronomers were searching for straddles the border between the infrared and the visible.