By the time they reached the outside of the wood it was morning twilight.

By morning twilight, it had been obvious that their rescue flag was gone.

The sun was up now, more than half its diameter above the horizon, banishing the last of the morning twilight.

But Sharur woke only with morning twilight the next day.

Not more than four hours, however, for before five o'clock he set out on his way home in the faint morning twilight.

When the Sun again reaches 18 degrees below the horizon, night ends and morning twilight begins.

The first signs of morning twilight would be showing in the east in less than two hours.

Take two or more star observations at morning twilight for a celestial fix.

And, sure as sunrise following morning twilight, it made the redheads notice him.

He seemed even younger and handsomer in the morning twilight reflected from the snow.