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Once the has sky darkened on Tuesday evening, April 1, look in the lower part of the western sky, where the bright little Pleiades Star Cluster (aka The Seven Sisters,…
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Monthly Night Sky information provided by Chris Vaughan (@Astrogeoguy) at Starry Night Education (@StarryNightEdu).
Astronomical Events
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Another 24 hours of eastward orbital motion will place the slightly fuller crescent moon less than a palm’s width to the upper right (or 5 degrees to the celestial north)… |
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On Thursday evening, April 3, the terminator boundary that separtes the moon’s lit and dark hemispheres will fall just to the left of a trio of large craters named Theophilus,… |
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On Friday night, April 4 in the western evening sky, the half-full moon will shine a fist’s diameter below (or 10 degrees to the celestial west of) the red planet… |
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The lower part of the southwestern sky on early April evenings is dominated by the three bright stars of the Winter Triangle. The prominent asterism, which is visible even while… |
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Three prominent craters break up the expanse of Oceanus Procellarum, the widespread dark region on the moon’s left-hand side. Large Copernicus is the easternmost of the craters. Its extensive, ragged… |
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During the early part of April, the planets Venus, Mercury, Neptune, and Saturn will all be gathered above the eastern horizon before sunrise. Neptune is far too faint to compete… |
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The moon will officially reach its full phase on Saturday, April 12 at 8:22 p.m. EDT or 5:22 p.m. PDT, which converts to 00:22 GMT on Sunday. Around that time,… |
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When the bright, waning gibbous moon clears the trees to the southeast in late evening on Tuesday, April 15, it will be shining close to the line of medium-bright stars… |
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On Wednesday evening, April 16, observers in a zone extending from the southern Atlantic Ocean, the southern part of Africa, the Kerguelen Islands, and eastern Antarctica can watch the motion… |
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On evenings during mid-April, the Big Dipper is positioned nearly overhead with its handle pointed down to the east. On this week’s moonless nights, two impressive galaxies can be seen… |
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The Big Dipper asterism and its home constellation of Ursa Major are very high in the northern sky in late evening during mid-April - ideal for observing the spectacular galaxies… |
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On Monday, April 21, Mercury (orbit shown in red) will reach its greatest angle of 27.4 degrees from the morning sun and maximum visibility for its current morning apparition. With…
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The moon will reach its third quarter phase on Monday, April 21 at 01:35 GMT, which converts to 9:35 p.m. EDT or 6:35 p.m. PDT on Sunday, April 20. Third… |
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The annual Lyrids meteor shower, derived from particles dropped by comet C/1861 G1 (Thatcher), runs from April 16 to 29. It will peak in intensity at approximately 9 am EDT… |
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On Thursday morning, April 24, early risers can look low in the eastern sky for the pretty sight of the waning crescent moon shining a fist’s diameter to the right… |
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After 24 hours of additional eastward orbital motion, the very slim crescent of the old moon will shine within a triangle composed of three planets before sunrise on Friday morning,… |
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On Sunday, April 27, Venus will reach its greatest illuminated extent for the current morning apparition. In a telescope (inset), the planet will show a surprisingly slender, 26%-illuminated, waxing crescent…
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The moon will reach its new phase on Sunday, April 27 at 3:31 p.m. EDT or 12:31 p.m. PDT or 19:31 GMT. At that time our natural satellite will be… |
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In the eastern sky before dawn in late April, the orbital motion of the brilliant planet Venus will be carrying it past 240 times fainter Saturn. On the mornings before… |
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In the western sky after dusk on Tuesday, April 29, the waxing crescent moon will shine prettily a fist’s diameter to the lower right (or 11 degrees to the celestial… |
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The large and bright constellation of Ursa Major, the Great Bear is at the zenith after dusk in late April. Everyone is familiar with the Big Dipper asterism portion of… |
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From time to time, the largest asteroids in our solar system become bright enough to be seen without special equipment by skywatchers. On Thursday, May 1, Earth’s orbital motion will… |
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In the early days of May, the brilliant planet Venus will be gleaming in the pre-dawn eastern sky near two other planets. Medium-bright Saturn will be readily visible a few… |
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In the western sky after dusk on Saturday, May 3, the reddish dot of Mars will be positioned just below the nearly half-illuminated moon. Binoculars (orange circle) will also reveal… |
