Bad news, our Sun is living on borrowed time. It’s only got a few billion years left. How Can We Save The Sun? Saving the Sun from Running Out of Fuel.
Oct 31st: How Can We Save The Sun? Saving the Sun from Running Out of Fuel
guide to space Archive
Oct 24th: Is There Life on Mars? The Story of the Search for Life on Mars
You know what would be exciting? Finding life on Mars. What is the best evidence we’ve seen for life on the Red Planet?
Sep 22nd: How Far Away is Fusion? Unlocking the Power of the Sun
The Sun uses its enormous mass to crush hydrogen into fusion, releasing enormous energy. How long will it be until we’ve got this energy source for Earth?
Sep 14th: Supermassive Black Holes or Their Galaxies? Which Came First?
It’s a mystery that’s puzzled astronomers for years. Which came first, supermassive black holes or the galaxies that surround them?
Aug 25th: Do We Live in a Special Part of the Universe?
In ancient times, astronomers and philosophers thought that the Earth was the center of the Universe. We know that’s wrong, but is there anything special about where we live?
Aug 17th: Will We Ever Reach Another Star?
We hear about discoveries of exoplanets every day. So how long will it take us to find another planet like Earth?
Aug 10th: Do Stars Move? Tracking Their Movements Across the Sky
The stars look static in the sky, but are they moving? How fast, and how do we know?
Jul 6th: Did We Need The Moon For Life?
Astronomers hate the Moon because it ruins perfectly good observing nights. But is it possible that we all need the Moon for our very existence?
Apr 28th: How Fast Is Gravity? Einstein’s Predictions for the Speed of Gravity
How long would it take for the gravitational well created by the Sun to disappear, and the Earth and the rest of the planets fly off into space?
Mar 21st: How Can We Save The Sun?
Bad news, our Sun is living on borrowed time. It’s only got a few billion years left. How can we save the Sun?