astronomical observatory telescope indoor blue sky

---

Size: 3757px × 5184px
Photo credit: © STOCKCONCEPTS / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: astrology, astronomy, astrophysics, big, blue, cosmos, device, discovery, dome, equipment, exploration, galaxy, hand-held, heaven, indoors, instrument, knowledge, learning, lens, machine, magnification, measurement, mirror, museum, observation, observatory, open, optical, perspective, physics, place, research, rotating, science, scientific, searching, sky, space, stars, structure, surveillance, technology, telescope, universe, vertical, view, wide-angle, window