Did you hear that the Universe has 10x the number of galaxies? How did astronomers discover this, and what does it mean for the number of stars?
Living Underground on Other Worlds. Exploring Lava Tubes. #365DaysOfAstro
We’re now learning that icy worlds seem to be the best places in Solar System where life could be hiding.
We know there’s dark matter, and there are galaxies, but are there galaxies entirely made up of dark matter? Astronomer Sarah Pearson joins Fraser to talk about what’s out there.
Once we know where all the dangerous asteroids are, how do we prevent one from hitting Earth?
We know we live in a cosmic shooting gallery. Who’s got their eyes on the sky, and how will we prevent an asteroid strike if we find a dangerous space rock?
UFOs! If the aliens were about to attack Earth, would we get any warning?
Are human the first civilization? Could there have been an advanced civilization that walked the Earth millions or even billions of years ago?