By the dawn of the 20th century, not much had changed in the 400 years since Galileo's discovery of the four jovian moons and ...

On the first page, reporter Clark Kent, Superman’s alter ego, covers the launch of a new NASA satellite while onboard a space ...

It seems like almost yesterday that a teacher told me when I was very young, that the Milky Way was the very end of our ...

Since the discovery of the acceleration, theorists have calculated that the universe will continue to expand faster and ...

As a woman, she couldn’t use the observatory’s telescope. Rather, she studied photographic plates taken with Harvard’s Boyden ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit ...

Even astronomers like Edwin Hubble from the 20th would be amazed ... They've even used the James Webb Space Telescope to peer back in time at the universe's earliest galaxies.

When the historic observatory was shuttered by the University of Chicago, a community organization helped to revitalize it.

Although born in Missouri, in the U.S., Hubble affected a stilted English upper-class accent and was a master of self-promotion. In his pictures, he is always decked out in suit and tie and striking ...

The NASA/ESA Hubble Space Telescope has provided a dramatic and ... R Aquarii was studied by none other than Edwin Hubble in an effort to understand the mechanism that powers the system.