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  2. Star trail - Wikipedia

    en.wikipedia.org/wiki/Star_trail

    A star trail is a type of photograph that uses long exposure times to capture diurnal circles, the apparent motion of stars in the night sky due to Earth's rotation. A star-trail photograph shows individual stars as streaks across the image, with longer exposures yielding longer arcs .

  3. Circumpolar star - Wikipedia

    en.wikipedia.org/wiki/Circumpolar_star

    Circumpolar star trails in a long-exposure photo of several hours. The stars near the celestial pole leave shorter trails with the long exposure. A circumpolar star is a star that, as viewed from a given latitude on Earth, never sets below the horizon due to its apparent proximity to one of the celestial poles.

  4. Pole star - Wikipedia

    en.wikipedia.org/wiki/Pole_star

    Northern Hemisphere circumpolar stars around Polaris, with a long-exposure producing a star trail photo. A pole star is a visible star that is approximately aligned with the axis of rotation of an astronomical body; that is, a star whose apparent position is close to one of the celestial poles. On Earth, a pole star would lie directly overhead ...

  5. Diurnal motion - Wikipedia

    en.wikipedia.org/wiki/Diurnal_motion

    Star trails captured during a total lunar eclipse. In astronomy, diurnal motion (from Latin diurnus 'daily', from Latin diēs 'day') is the apparent motion of celestial objects (e.g. the Sun and stars) around Earth, or more precisely around the two celestial poles, over the course of one day.

  6. Celestial pole - Wikipedia

    en.wikipedia.org/wiki/Celestial_pole

    Over the course of an evening in the Northern Hemisphere, circumpolar stars appear to circle around the north celestial pole. Polaris (within 1° of the pole) is the nearly stationary bright star just to the right of center in this star trail photo.

  7. 15 over-the-top examples of wealth and luxury I saw on my ...

    www.aol.com/15-over-top-examples-wealth...

    Most five-star hotels have a long list of amenities, ... My options were limited to $15 trail mix and marshmallow treats. The snacks at the Aspen/Pitkin County Airport.

  8. Astrophotography - Wikipedia

    en.wikipedia.org/wiki/Astrophotography

    Allowing the stars to intentionally become elongated lines in exposures lasting several minutes or even hours, called “star trails”, is an artistic technique sometimes used. Tracking mounts An astrophotography set up with an automated guide system connected to a laptop.

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!