Of course this was significant, as they were 1.5 astronomical units away.

The two stars are separated by at least 515 astronomical units from each other.

No human had gotten within an astronomical unit of those new lamps in space.

The gap between the two rings is 3 astronomical units.

And the whole size of the solar system is something like forty astronomical units.

The two stars are currently separated by about 70 astronomical units.

Both stars orbit each other at an average distance of 1,200 astronomical units.

The Voyager closed to within 0.25 astronomical units from the sun.

That gave an easy figure - 30 astronomical units.

The basic astronomical unit is, in fact, known to about one part in a million.

Scientists guess that the frontier may be some 120 astronomical units - or more than 11 billion miles - from the sun.

Light, radio, neutrinos take about eight minutes to cross an astronomical unit.

The distance between the K-238 and the green sun amounted to slightly more than 18 astronomical units.

Jupiter takes almost 12 years to complete its trip around the sun at a mean distance of some five astronomical units.

Say one thousand astronomical units on either side would do the damage."

We're going to have to talk about what astronomical units are in a moment, but let's go on in terms of size.

"We'll have to go more than four astronomical units, then," Amanda pointed out.

The craft first traveled five astronomical units out to Jupiter.

"Three more warships have been added, bringing the total to seven holding one astronomical unit away."

I wonder how two people can be drawn together and then lose contact, especially in an age of easy communication, even across astronomical units.

The pair are separated by a mean distance of roughly 4 astronomical units.

The astronomical unit is the mean (average) distance of the Earth from the Sun.

Pluto, usually the most distant planet, is about 39 astronomical units from the Sun.

They are separated by 0.1 arcseconds, or at least 4 astronomical units.

There is a debris disk located at least 86 astronomical units from the star.