on April 24, 2022
Why is the umbra so small?
Space & NavigationChasing the Dark: Why Totality Feels So Fleeting Ever been lucky enough to stand in the path of a total solar eclipse? It’s an experience that sticks with you. For those brief, unbelievable minutes, day turns to a surreal twilight, stars pop out, and the sun’s corona flares into view. Seriously, it’s like something out
on April 24, 2022
What was discovered with the refracting telescope?
Space & NavigationUnlocking the Universe: How the Refracting Telescope Changed Everything For centuries, that simple tube with lenses – the refracting telescope – has been our go-to window into the cosmos. Seriously, think about it: this thing has let astronomers make mind-blowing discoveries, totally reshaping how we see the universe. It’s all thanks to how it bends
on April 24, 2022
Is Saturn a sun?
Space & NavigationSaturn: Could it Ever Be a Sun? Let’s Clear Up the Confusion Saturn. Just the name conjures up images of that majestic, ringed gas giant, doesn’t it? It’s a world that has captivated stargazers for centuries. But sometimes, you hear a question pop up: could Saturn actually be a sun? Well, the quick answer is
on April 24, 2022
What is horizontal distance in surveying?
Space & NavigationWhat’s the Real Deal with Horizontal Distance in Surveying? Ever looked at a map and wondered how they get everything so… precise? A big part of that is understanding horizontal distance. Forget measuring every bump and dip in the ground; horizontal distance is all about the straight shot – the “as the crow flies” measurement
on April 24, 2022
How did Sputnik 1 change the world?
Space & NavigationSputnik made it possible to test satellite pressurisation, to study radio wave transmission and the density of the atmosphere, and allowed scientists to learn how to track objects in orbit. Sputnik 1 orbited Earth every 96 minutes, and the fact that it passed over the USA seven times a day worried many Americans. Why was
on April 24, 2022
How many meteors enter the Earth’s atmosphere?
Space & NavigationAn estimated 25 million meteoroids, micrometeoroids and other space debris enter Earth’s atmosphere each day, which results in an estimated 15,000 tonnes of that material entering the atmosphere each year. How many meteors enter the atmosphere daily? 25 million meteors If larger it survives to impact on the ground, although it will be reduced in