reach out into (something)
To extend one's hand into some open space, especially in a blind or aimless manner. I reached out into the darkness of the cellar, groping about for a light switch. He reached out into the night sky to feel the snow fall gently on his fingertips.
reach out into something
to extend one's grasp out into something, such as the darkness. Laura reached out into the darkness, looking for the light switch. Jane reached out into the unlit room, hoping to find a lamp or even a candle.