Moon and Companions
A bit of color for the Moon
Moon and Companions Read More »
Earth and the Moon are more like a double planet than a planet and a moon. The Moon is quite
But it was only in the sixteenth century, around the time of Copernicus, that people began to see Earth as
Without being informed of the expected product, the students will make a Play-doh model of the Earth-Moon system, scaled to
Perhaps a better question might be why isn’t Earth covered with craters? Both Earth and Moon — and the other
Why is the Moon covered with craters? Read More »
This bright ring of light is quite common. It’s related to the same process that creates rainbows: refraction. In this
What causes the bright halo that sometimes surrounds the Moon? Read More »
Observatories, like so much of astronomy, are truly ancient features of human culture; retracing the steps of the first person
Who built the first observatory? Read More »
Alignments of the fast-moving inner planets can occur as regularly as every few months or so, while groupings of the
How often do all the planets line up? Read More »