Because the Earth is doing the work of increasing the Moon's momentum, the Earth's rotation slows down in turn, as its momentum goes to the Moon. To put it another way, as the Moon's orbital momentum ...

Pouring rain didn't dampen the spirits Saturday of about 100 people who gathered to witness the unveiling of a scale-model solar system at the McCarthy Observatory in New Milford. The centerpiece is ...

In this spatially oriented primer, Vago invites readers to comprehend the solar system’s vastness. Colloquial, conversational narration uses tongue-in-cheek humor to point out that the planets do not ...

We've now cataloged thousands of planets that orbit distant stars. For most of them, our knowledge is limited to basic statistics: their size, mass, and orbital distance from their host star. And, due ...