Learn interesting facts about the planets of our solar system

Ever wanted to know what would happen if you did a spacewalk without a suit? Or how long it would take to get to Mars? Or what the weather is like on Venus?

We answer your burning space questions backed by real science and research. Learn, explore, and have fun!

How many galaxies are there in the universe?

How big is the Sun?

How far is Pluto from Earth?

How many planets are in the Milky Way?

What are the planets in order?

How big is the Earth?

How big is the universe?

How far is the Sun from Earth?

How many planets are in our solar system?

What if we found a way to create artificial gravity wells?

What would happen if a supermassive black hole entered our galaxy?

What if we discovered a new type of galaxy?

What if we could create artificial elements?

What would happen if a pulsar's beam hit Earth?

What if we could create a space elevator?

What would happen if Earth's magnetic poles flipped?

What if we found a way to create artificial stars?

What would happen if a cosmic string passed through Earth?

What would happen if Earth's continents drifted back together?

What would happen if Earth's oceans froze over?

What if we found evidence of ancient alien civilizations?

What would happen if a quasar aimed its jet at Earth?

What if we could create warp drives?

What would happen if a magnetar came close to Earth?

What if we discovered a new type of matter?

What would happen if Earth's crust became unstable?

What if we could create artificial black holes?

What if we could create a Dyson sphere around the sun?

What if we discovered a new type of star?

What if we found a way to manipulate gravity?