…on the outer edge of a spiral galaxy, home to a hundred billion stars…
…a star died.
This was no ordinary star. It was a monster of a star, at least 20 times more massive than our Sun.
Experience intense cosmic destruction from the safety of our Hansen Dome Theatre. Clark Planetarium’s newest feature, Violent Universe: Catastrophes of the Cosmos, is a sure fit for those who enjoy the splendid beauty of our cosmic surroundings paired with explosive sequences and epic destruction.
Remember when you were young, looking up into the night sky? How many stars did you see? Have you ever tried to count them? Look up in the sky tonight. Can you still see as many stars? You may notice that there doesn’t appear to be as many as there once was. As cities and communities [...]
In my March missive on Daylight Saving Time, I mentioned a misconception that is held by some students and possibly some adults as well. A more common misconception concerns the apparent height of the Sun in the sky. When I ask students the question, “When is the Sun directly overhead in Utah?,” most students answer, “every [...]
Ever wondered how to observe deep space objects with a telescope? Or what you can see in binoculars? Join Clark Planetarium for a unique tour of the sky through the eyes of a practiced amateur astronomer.
Twenty-three years ago, on 23 February 1987 at 12:35 a.m. MST, detectors in the US, Japan and Russia observed a burst of 24 neutrinos. They came from a supernova in the Large Magellanic Cloud, a small satellite galaxy to the Milky Way. About 2 hours later, an experienced New Zealand amateur astronomer observed the area [...]
If we could travel back in time several thousand years to observe the night sky, we would notice two main differences compared to the night skies of today.
The most obvious would be the lack of a sky glow produced by a myriad of outdoor lights. This glow washes out the richness and beauty of [...]
Most mornings at 6:05 a.m. you’ll find me standing at a bus stop, patiently awaiting the arrival of the bus that brings me to work. Not a bad ride, actually. What would normally be a 25 minute drive is a 45 minute trip, during which I have the freedom to read a book, be online [...]
This week’s Cosmic Quiz Question was asked by Erik Lindblom.
“Why do stars shine in different colors?”
That’s a great question, Eric!
Stars come in a variety of colors, temperatures, ages, brightness and sizes.
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