глядя

In a sentence

• Глядя на звезды, она думала о будущем.

  Looking at the stars, she thought about the future.

  Here, 'глядя' is used as a gerund, introducing the action of looking that is associated with the subject.

• Старик, глядя на дом, вспоминал свою молодость.

  The old man, looking at the house, reminisced about his youth.

  In this example, 'глядя' connects the action of looking with the old man's memories.

• Он, глядя на часы, понял, что уже поздно.

  He, looking at the clock, realized it was already late.

  Here, 'глядя' is used to signify the simultaneous action of looking and the realization happening.