It's been 100 years since we learned the Milky Way is not the only galaxy
On Sunday November 23, 1924, 100 years ago this month, readers perusing page six of the New York Times would have found an ...
Mena FN7d
It's 100 Years Since We Learned The Milky Way Is Not The Only Galaxy
the Hooker telescope at Mount Wilson was the largest telescope at the time. Diagram of how the distance to a near star is determined using the stellar parallax method. Jeff Grube, Author provided ...
Astronomy23d
How are long-exposure astrophotos made?
The computerized telescope mounts astrophotographers use to track ... the exact same celestial location every night. The effect of parallax, the shifting of nearer stars relative to those farther ...
Knowridge1d
100 years ago, we discovered the universe was bigger than we ever imagined
One hundred years ago, on November 23, 1924, a groundbreaking discovery reshaped our understanding of the universe. A small ...