Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

When the Eaton Fire flared up Jan. 9, flames climbed to the summit of Mount Wilson northeast of LA. What happened next was a ...

Shapley argued the opposite. Hubble enters the fray Edwin Hubble joined the Mount Wilson Observatory team in California in ...

Edwin Hubble's discovery of the expanding universe transformed cosmology, revealing countless galaxies and laying the ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

The key NASA center remains under a mandatory evacuation order, but officials say both it and Mount Wilson are protected for ...

After returning from injury and taking the reins of the starting job in Week 7, Russell Wilson provided a massive upgrade for the Pittsburgh Steelers and it looked like he was almost a lock to ...

The canyon is in the steep face of Mt. Wilson. John Muir himself, a frequent visitor to Pasadena, wrote in one of his books — I found it in the Eliot library –—about hiking the face of ...

As I write this, the wind in Pasadena has not kicked back up – the calmness of the air is both hopeful and unsettling.