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StarDate Radio: April 16 — Moon and Saturn

The Moon and the planet Saturn stage quite a performance tonight. More »

StarDate Radio: April 15 — Bright and Fast

The star patterns that form pretty pictures in the night sky are all temporary. More »

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Stargazing: April 15

Arcturus is the fourth-brightest star in the night sky. Look for it in the east as night falls. If you need help finding it, first locate the Big Dipper. Follow the curve of the dipper’s handle away from the bowl to “arc to Arcturus.” More »

StarDate Radio: April 14 — More Lunar Eclipse

Tonight is one of the best skywatching nights of the year. More »

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Stargazing: April 14

A total eclipse will darken the Moon after midnight. The Moon will be fully immersed in Earth’s shadow by 2:06 a.m. CDT, and will remain totally eclipsed for almost an hour and 20 minutes. Bright orange Mars will stand above the Moon, with the star Spica closer below it. More »

StarDate Radio: April 13 — Lunar Eclipse

If the Moon’s orbit around Earth were aligned just a little differently, human history might have played out a little differently, too. More »

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Stargazing: April 13

An eclipse will darken the Moon tomorrow night. The nearby planet Mars, which glows like a brilliant orange star, and the the star Spica, which will stand even closer to the Moon, will help make it an unforgettable experience. More »

StarDate Radio: April 12 — North Galactic Pole

Our home galaxy, the Milky Way, is shaped like a giant pancake. More »

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Stargazing: April 12

You can gaze up and out of the Milky Way galaxy’s disk on spring evenings. The north galactic pole is in the constellation Coma Berenices, to the left of the bright star Arcturus, which is due east at nightfall. Arcturus is well to the left of even brighter Mars. More »

Special Features

The History of the Telescope Hobby-Eberly Dark Energy Experiment
Black Holes Encyclopedia Texas Native Skies

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