Here‘s how to see a rare green comet this week
“The more I learn about [comets], the more I feel connected to the history of the universe,” says…
What if Jupiter vanished? Here’s why Earth depends on its giant guardian..
If Jupiter disappeared tomorrow, the change would not be immediately catastrophic. The planets would continue in their orbits…
How small is Earth? Exploring the vast scale of galaxies, clusters and beyond
From the ground beneath our feet to the farthest reaches of intergalactic space, the universe stretches far beyond…