The fall equinox is a significant event in any tipped planet's life. Seasons are caused by a planet's tilted axis. Those which orbit the sun standing nearly straight up and down with little to no ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

Roughly every 378 days, Saturn swings into opposition, appearing up to 30% brighter and staying visible from dusk until dawn. The night sky is full of quiet wonders, but once a year Saturn steps into ...

Earth has a new friend — and it's been waiting for us to notice it for decades. In a new study published in the journal ...

Every year, the moon, Earth's reliable celestial companion for 4.5 billion years, is getting 1.5 inches away. The distance to ...

In the time since, Sigur Rós existed in their own orbit, releasing music at an appropriately glacial pace that could never be confused with anyone else. And yet, taking the long view, their artistic ...