August 31st, 2016
Waning Crescent Moon
moon

Night Vision: Reason for the Seasons

Ah, Salt Lake City–too hot in the summer, too cold in the winter, never quite just right. We’re heading into summer now, so the sun is high in the sky, the days are long and bright, and we can all…

Amy Oliver

Night Vision: Comets

Imagine, if you can, back about 4.6 million years to the beginnings of the universe: a giant, diffuse cloud of dust and gas collapsed, resulting in the formation of our solar system and everything in it. Not a very romantic way to…

Duke Johnson

Night Vision: Robotic Explorers

Robotic explorers sent to the far reaches of our solar system enable us to appreciate the wonders that abound without actually going to these special places. Journeys through space to hazardous places are currently impossible for humans, but radiation hardened…

Seth Jarvis

Cosmic Quiz – Why is the moon sometimes visible during the day?

This week 6-year-old Kambreigh Schooley asked us why she can sometimes see the moon during the daytime…What a great question! To answer this question you need to first remember that one half of the moon is always illuminated by the…

Richard

The North Star (more than you ever wanted to know)

First of all, the North Star is not the brightest star in the sky–not even close. Its formal name is Polaris and at magnitude +2, it barely makes the top 50 brightest stars in the sky (#48, not including the…