Here are 10 tips for watching the 2012 Geminid meteor shower, peaking on the nights of December 13 and 14.
Jupiter is always closest around the time of its yearly opposition, which comes on December 2-3, 2012. Jupiter will remain close and bright throughout December and January 2013.
The famous Leonid meteor shower is nearing its annual peak. Here’s all you need to know to watch the 2012 Leonid shower.
Yes, Halloween is an astronomical holiday.
The tide almanacs recommended here are based on astronomical influences on the tides. They can help you know when to expect high and low tides.
Light is the fastest-moving stuff in the universe. It travels at an incredible 300,000 kilometers (186,000 miles) per second. So, in a year, light travels far.
It’s an eerie light extending up from the horizon. In autumn, you’re most likely to see it about an hour before true dawn begins.
The apogalacticon marks where the sun is farthest from the heart of the Milky Way on its 250 million year orbit around the galactic center.
One ounce of force from an imbalance in sunlight can steer asteroids into Earth-crossing orbits and drastically alter the layout of the solar system.
Earth won’t physically cross the plane of our Milky Way galaxy in 2012. But Earth does cross the galactic equator in 2012. That’s something we do every year – twice.