dawn side

dawn side

[dȯn ‚sīd]
(astronomy)
That side of a celestial object, such as a planet, which points in the direction of its orbital movement.
References in periodicals archive ?
The force arises because on a spinning asteroid, the dusk side is warmer than the dawn side and emits more thermal photons, each photon carrying a small momentum.
It would produce the Yarkovski effect wherein the dusk side becomes warmer than the dawn side and cause the dusk side to radiate more thermal protons that would cause the asteroid to alter its course.
For example, in analyzing 10,000 images, they found that more holes are produced over the dawn side of the earth than over the dusk side.
Instead of pointing north or south, the IMF was pointing west, towards the dawn side of Earth.
With the exception of Baron von Ullman, who bought the top lot, a Monsun colt out Dawn Side, sold on Wednesday by Gestut Fahrhof through Roger Alles for EUR480,000, there were very few German buyers at the sale.