The summit of Mount Wilson looms over Pasadena at about 5,715 feet, with the white domes of the observatory buildings and surrounding radio towers visible to drivers along Interstate 210 below.

The most important things we know about the cosmos were discovered in the early 20th century at Mt. Wilson Observatory. It was here, 100 years ago, that Edwin Hubble noted a light in the distance ...

Later, an observatory official said it appeared to be under control. By Alexandra E. Petri The Eaton fire, raging uncontained to the northeast of Los Angeles, raced up Mount Wilson on Thursday ...

On Jan. 1, 1925, astronomer Edwin Hubble completely changed the way we view the universe and our place in it. The discovery came from peering through what was then the world’s largest telescope ...

A jazz concert was held at the iconic Mount Wilson Observatory.

Related: Mount Wilson Observatory to reopen, rebounding from both pandemic and fire But last weekend, the observatory whose 100-inch telescope was largest in the world in the early 20th century ...

It will be a rare sight to behold, and Mount Wilson Observatory is not going to miss it. On April 8, there will be a solar eclipse and the folks at the observatory are inviting the public to come ...

But that fact isn't stopping Mount Wilson Observatory, that marvelous mountaintop icon, from honoring the eclipse-y occasion. Visitors are invited to view a live stream in the observatory's ...

The Mount Wilson Observatory was once home to the world’s largest telescope, and more than a century ago, on Jan. 1, 1925, astronomer Edwin Hubble made one of his most important discoveries at ...