
The summer solstice: When is it and when does it occur?
Reference The summer solstice marks the start of astronomical summer and the longest day of the year. Here we explore when the summer solstice occurs and why.
Reference The summer solstice marks the start of astronomical summer and the longest day of the year. Here we explore when the summer solstice occurs and why.
Reference Auroras, also known as the aurora borealis (northern lights) and aurora australis (southern lights), have inspired countless myths and legends across the globe as well as numerous misconceptions.
Reference A supernova is what happens when a star has reached the end of its life and explodes in a brilliant burst of light.
Reference Cosmic rays are atom fragments that rain down on the Earth from outside of the solar system. But what causes them and where do they come from?
Lightsabers are the most iconic Star Wars weapons, but their mechanics and complete history aren’t crystal clear. Here’s everything you need to know about them.
Everyone knows what a lightsaber is, but what gives them their source of power? Learn all about kyber crystals and what they are.
The Emmy-nominated animated anthology Star Wars Visions returns to Disney+ and we're counting down the shorts from bottom to top.
Reference Saturn has the most moons of any other planet in the solar system. Here we explore some of the 145 moons that orbit the ringed planet.
Reference The International Space Station (ISS) is a multi-nation construction project that is the largest single structure humans ever put into space.
Reference Planet Mercury is the sun's nearest planetary neighbor. It has short years, long days, huge surface temperature fluctuations and really weird sunsets.
Reference Explore Jupiter's 92 moons including the infamous Galilean satellites and the largest moon in the solar system, Ganymede.
Reference One of the brightest and largest stars in the sky, Betelgeuse is known for its erratic behavior that sometimes prompts speculations that it might soon explode in a supernova.
Reference Sir Isaac Newton invented calculus and explained optics. His most significant work involved forces and the development of a universal law of gravity.
Reference Our Native American night sky guide tells you more about indigenous constellations and where you can find them.