space
What Part of the Milky Way Can We See?
When you look up and see the Milky Way, you're gazing into the heart of our home galaxy. What, exactly,…
There Are No Such Things As Black Holes
That's the conclusion reached by one researcher from the University of North Carolina: black holes can't exist in our Universe --…
Astronomy Cast Ep. 353: Seasons on Saturn
You think we're the only place that experiences seasons? Well, think again. Anything with a tilt enjoys the changing seasons,…
What Would It Be Like To Fall Into A Black Hole?
Let's say you happened to fall into the nearest black hole? What would you experience and see? And what would…
What Time is It in the Universe?
Check your watch, what time is it? But wait, you've actually been moving and accelerating, and according to Einstein, everything's…
Are Intelligent Civilizations Doomed?
One answer to the Fermi Paradox is the idea of the Great Filter; the possibility that something wipes out 100%…
Take a Flight Over a Massive Aurora
Post by Alexander Gerst. Or perhaps I should say "eine grosse Aurora!" ESA astronaut Alexander Gerst made this time-lapse of a…
What is Nothing?
Is there any place in the Universe where there's truly nothing? Consider the gaps between stars and galaxies? Or the…
What Is The Great Attractor?
There's a strange place in the sky where everything is attracted. And unfortunately, it's on the other side of the…
What’s Inside Jupiter?
Jupiter is like a jawbreaker. Dig down beneath the swirling clouds and you'll pass through layer after layer of exotic…