The Palomar Observatory in southern California
The Palomar Observatory in Southern California, the home of the iconic Hale telescope, was a powerhouse of astronomical discoveries for many years. Here's a photo tour inside the historic facility. Read the full article here.
Hard hats near the door make the observatory's basement feel a little like a construction site.
The dimly lit hallways carry an orange tint used in many observatories at night.
Back to the beginning
Sketches of the Hale telescope and other telescopes decorate one of the observatory's hallways.
Massive beams support the 530-ton Hale telescope.
Stretching across the ceiling, the beams keep the telescope separate from the building support, to reduce unwanted movement of the instrument.
The vacuum chamber on the lower level is used to clean smaller mirrors.
Clamps and bolts of varying sizes.
A metal stairway ascends to the second floor, where the Hale telescope awaits.
The bottom half of the Hale telescope. The original eyepiece was replaced by electronics.
Out and beyond
Peering up through the telescope to the dome beyond.