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StarDate Radio: April 21 — Moon and Venus

The crescent Moon and the planet Venus stage a beautiful encounter this evening. More »

StarDate Radio: April 20 — Catching the Rain

There’s quite a lineup in the western sky this evening. More »

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Stargazing: April 20

The Moon is joined in the west this evening by Venus, the brilliant “evening star,” and by Aldebaran, the eye of the bull. Venus stands above the Moon, with Aldebaran to their left. More »

StarDate Radio: April 19 — Meteorites III

The Lyrid meteor shower is building toward its peak on Tuesday night. More »

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Stargazing: April 19

The Lyrid meteor shower is building toward its peak on Tuesday night. The best views come in the wee hours of the morning, when your part of Earth turns most directly into the meteor stream. There is no moonlight to spoil the view. More »

StarDate Radio: April 18 — Meteorites II

The solar system is about four-and-a-half billion years old. More »

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Stargazing: April 18

The Moon is “new” today as it crosses between Earth and the Sun, beginning a new month-long cycle of phases. It should return to view as a thin crescent low in the western sky shortly after sunset on Sunday or Monday. More »

StarDate Radio: April 17 — Meteorites

Our planet Earth offers many natural treasures, from gold and other precious metals to diamonds and other carbon-based compounds. More »

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Stargazing: April 17

The constellation Crater, the cup, dribbles across the south on spring nights. Eight stars outline the cup, but they are so faint that you need a fairly dark sky to see any of them. That is only because they are a great distance away, though. More »

Special Features

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

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