Saying Goodbye To NASA’s Cassini Spacecraft

The final chapter in a remarkable mission of exploration and discovery, Cassini’s epic 20-year mission is finally over. The spacecraft plunged into Saturn Sept. 15, incinerating itself after 20 years in space. Cassini’s plunge brings

News & Notes

Check Out This Massive Solar System Model

It’s easy to forget just how impossible massive our solar system is. In fact, it’s nearly impossible to accurately portray the solar system to scale. For example, the illustration below is wildly inaccurate. Sure, it’s


A Massive Asteroid Will Safely Pass Earth Today

Look! Up in the sky! It’s a bird, it’s a plane, it’s an … asteroid? Later today, 2.7-mile-wide Asteroid Florence, a large near-Earth asteroid, will pass safely by our planet at a distance of about 4.4 million