For years, astronomers tried to define a planet by shape, orbit around a star and its influence on other bodies.
astronomers say it probably wasn't deadly because the comet was larger than they thought.
astronomers announced yesterday that they had found the remains of an ancient cosmic car wreck.
But astronomers and chemists have been equally despised.
The universe appears to be clumpier than astronomers expected, according to the largest galaxy survey to date.
astronomers have made observations and simulations that in some way capture the enormity of our cosmos.
astronomers have long thought this sort of intergalactic violence could be the normal way large galaxies grow.
One of the largest known stars in the universe is shrinking rapidly, and astronomers don't know why.
Most astronomers figured they would need bigger telescopes to find these faint objects.
It was once thought that light pollution only affected astronomers, who need to see the night sky in all its glorious clarity.
Word Origin and History for astronomers
mid-14c., from astronomy (q.v.), replacing Fr. import astronomyen (c.1300), which, had it survived, probably would have yielded *astronomian. Still in Shakespeare used in places where we would write astrologer.