At our latitude north of the equator we can only see the NCP. The SCP is blocked from our view by the Earth itself. The “celestial equator ... and where does it map to in the sky?

Halfway between the celestial poles is the celestial equator, a projection of Earth’s equator onto the sky. The stars on the celestial equator rise due east and set due west. Delta Orionis ...

The comet is almost at its closest approach to Earth on July 14. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A megacomet glows in the ...