Is There Space for 12,000 More Satellites Up There?

SpaceX wants to launch nearly 12,000 satellites into orbit, nearly ten times the number of active satellites currently up there. But is there room? Discovering The Hidden Treasures of Mauritania’s Deadly Sahara Desert – How the Stage was Set for the Satellite Race – Sign Up For The Seeker Newsletter Here – Read More: Elon …

Why Does Mars Have Blue Sunsets?

The Curiosity Mars rover sent back some stunning images of what sunsets are like on the red planet. Turns out they’re blue, why is that? Read More: NASA Curiosity Rover has Captured a Gorgeous Blue Martian Sunset “Last month, while it was taking a break inside the Gale Crater, the rover looked up at the …

Why Does Everything In The Universe Spin?

The Earth and the Milky Way are constantly rotating, but why? Read More: How Fast Does the Earth Rotate? “The ground feels firm and solid beneath your feet. Of course, the Earth is rotating, turning once on its axis every day. Fortunately gravity keeps you firmly attached to the planet, and because of momentum, you …

What If Earth Never Had A Moon?

What would our earth look like if we never had a moon? Why Does Coffee Make You Poop? ►►►► Sign Up For The TestTube Newsletter Here ►►►► Read More: What if we had no moon? “It’s easy to think of the moon as our affable neighbor who keeps to himself. We like him well enough, …

Could You Get Hit By Falling Space Junk?

Vietnam recently found three giant balls that may have fallen from space. What are the chance of getting hit by space junk? Where Do Satellites Go When They die? ►►►► Sign Up For The TestTube Newsletter Here ►►►► Read More: Unidentified space balls that landed in Vietnam investigated “Three mysterious metal spheres that fell from …

Visualizing The Sun’s Magnetic Field

New technology has enabled scientists to take images of the sun’s magnetic fields. Why are these magnetic fields so important? Sign Up For The TestTube Newsletter Here ►►►► To see these videos first, like us on Facebook! ►►►► The Amazing 4K Footage Of Our Sun Explained ►►►► What Happens When Earth’s Magnetic Poles Reverse?►►►► ____________________ …

How Do We Weigh Stars?

How do we figure out how massive a star is if it lives lightyears away from us? Why is the Moon Shrinking? ►►►► DNews Live Tickets Here ►►►► Read More: Mass of Stars “Stars can range in mass from the least massive red dwarf stars to the monstrous hypergiant stars. Let’s take a look at …

Does Earth Have A Second Moon?

Does the Earth really only have one moon? What else orbits our planet? Try the new Squarespace, at and enter offer code “DNews” at checkout to get 10% off! Read More: Earth’s other ‘moon’ and its crazy orbit could reveal mysteries of the solar system “We all know and love the moon. We’re so assured …