The street was full of that bright blue twilight which comes about half past eight in summer, and which seems for the moment to be not so much a coming of darkness as the turning on of a new azure illuminator, as if the earth were lit suddenly by a sapphire sun.
There was a tail 4° long on July 18; the magnitude of the comet was given as 7 on July 23 and 9 on July 25, but it was probably really brighter, as twilight and atmospheric absorption would weaken its light more than that of the stars.
The brightest phase — civil twilight — occurs just before sunrise and after sunset, when the sun is less than 6 degrees below the horizon.
The coexistence of the two normally incompatible traits suggests that primates were able to function during twilight or bright moonlight for a time before making the transition to a fully diurnal existence.
They were beaten by four wickets from the last delivery of a thrilling contest as orange shone bright in the murky twilight of a memorable evening at Lord's.
The slow, dissolving twilights and bright mornings have it on the run; by midsummer, you can go to bed at 10pm and wake at 6am and miss it completely.
Inner batteries charged by a sun that never took a break (around 3 a.m., there was a sort of rosy dawn-twilight, then bright sunshine soon returned), I crammed two days' activities into each one of seven days of exploring the coastal Disko Bay region of western Greenland.
White-faced figures in bright robes emerge from the twilight mist like ghosts from ancient times.
I wanted nothing more than to spend a couple of hours every day watching the mysterious steel-grey water and the bright and shadowed blue-grey twilight passing by.
It did not rain in the Welsh capital but they closed the roof of the Millennium Stadium anyway, creating a strange floodlit twilight on a bright spring day.
And Jupiter, which will be nothing more than a bright, white dot against the twilight background, will lurk nearby, appearing just 3 degrees lower.
