How Did Galileo’s Telescope Impact History? Galileo Galilei was the first to point a telescope skyward, changing the course of telescope history. After news of Hans Lippershey’s telescope spread, Galileo quickly created his own with stronger magnification. This allowed him to be the first man to peer into the cosmos, essentially founding modern astronomy.  When […]

What is an Optical Telescope? An optical telescope is a telescope that uses lenses or mirrors to collect and focus light from distant objects, such as stars, galaxies, and planets. The light is magnified and projected into an eyepiece or detector, allowing astronomers to study the objects in detail, from a great distance. Who Invented […]

The history of space telescopes dates back to the early 20th century when scientists began to propose the use of telescopes, orbiting in space, to observe the universe. Throughout history, telescopes have led to significant advancements in our understanding of the universe. Who Designed the First Space Telescope? Astronomer Lyman Spitzer, considered the father of […]

Throughout history the innovation of telescopes allowed us to explore the universe and led to countless scientific advancements and discoveries. These discoveries have improved our understanding of the universe. The history of telescopes shows a 400 years of improvements and innovations of telescopes that changed the scientific world. How Have Telescopes Contributed to Astronomy? Telescopes […]

The first documentation of a telescope appeared in the Netherlands in 1608. This instrument was a staple in the Scientific Revolution, bringing numerous inventors to create their own with variations and improvements. As telescopes have advanced throughout history, as have their magnification, clarity and overall abilities. When Was the First Telescope Designed? The first recorded […]

Variable stars are crucial for testing our theories of stellar development, from bloated red giants nearing the end of their lives to binary stars engaged in deadly gravitational dances. They play a significant role in stellar astrophysics.  However, extrinsic variables and intrinsic variables are the two basic categories of variable stars. Intrinsic variables are stars […]