These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

Mars, Venus, Jupiter, and Saturn should be visible ... about 4 degrees per minute so that it will complete a full rotation once per orbit. This allows it to keep its belly towards the Earth.

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars ... the spin is called retrograde rotation. Its magnetosphere is tipped almost 60 degrees ...

But then retreats beyond the orbit of Venus to "cool down ... "But also the sizes, shapes, velocities and rotation speeds of the objects themselves." On Earth, perihelion and aphelion at one ...

I recently noticed something odd about Saturn while admiring it near brilliant Venus ... 10.5-hour rotation period, the planet’s thickened middle would have torqued debris into an orbit directly ...

All attempts to fill this gap failed until January 1, 1801, when Piazzi discovered the small planet Ceres, the orbit of which was ... have compensated the earth's rotation and kept the telescope ...