Look to the east slightly ahead of dawn on Sept. 2 to catch a fleeting glimpse of fleet-footed Mercury alongside the bright star Regulus, before it becomes lost in the light of the rising sun. Want to ...

What can exoplanets orbiting M-dwarf stars teach scientists about planetary formation and evolution? This is what a recent study posted to the arXiv preprint server and submitted to the American ...

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 ...

Early risers are in for a spectacular show next week, when Jupiter, Venus and Mercury form a planetary lineup in the predawn sky on Sept. 1.

From Newton’s falling apple to Einstein’s curved spacetime, our understanding of gravity has come a long way, yet this ...

Did you miss the planetary parade? Well, Thursday, Aug. 21, is the last day to see it, along with the crescent moon. Usually, people can look up at the bright sky and spot at least one planet. Two or ...