The observable Universe is finite, which means there are limits to what we can see, now and deep into the future. Today’s discussion talk about cosmological horizon.

The observable Universe is finite, which means there are limits to what we can see, now and deep into the future. Today’s discussion talk about cosmological horizon.
Supernovae are powerful explosions in Universe, releasing more energy in a moment than most stars release in their entire lifetimes.
We know that in space, no one can hear you scream. But what would things sound like on another planet?
The Moon is tidally locked to the Earth, which means that it always shows one face to our planet. In fact, this is the case for most the large moons in the Solar System. What’s the process going on to make this happen?
Jupiter’s iconic Great Red Spot is a huge cyclonic storm big enough to swallow the Earth. But it’s been getting smaller over time, while other storms have been growing. What does the future hold for this Jupiterricane?
Have you ever wondered how you can see your house from space… for free? What are the satellites taking those pictures of Earth anyway?