Saturday, March 22, 2025

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EYES TO THE SKY: Planet Venus, the Evening Star, closest, brightest mid-February

At peak magnitude, seek out the goddess of love planet in a clear blue sky in the west-southwest during daylight hours, being extremely careful to keep eyes diverted from the sun.

Planet Venus, the brightest celestial object in Earth’s skies after the sun and moon, is at its greatest brilliance in the evening sky right now through February 19. The Evening Star will charm us into March before disappearing from the evening sky and reappearing as the Morning Star in April.

Venus, our neighboring planet, is exceptionally bright about once every 19 months, because it is closer to Earth than the other planets and its “clouds are thick and composed mainly (75%-96%) of sulfuric acid droplets. These clouds obscure the surface of Venus from optical imaging, and reflect about 75% of the sunlight that falls on them.”

At peak magnitude, seek out the goddess of love planet in a clear blue sky in the west-southwest during daylight hours, being extremely careful to keep eyes diverted from the sun. Venus will appear as a point of light, looking like a star in the bright sky. Spot the Evening Star above the treetops in hilly terrain to the west-southwest from late afternoon into twilight, about 6 to 7 p.m., and closer to the horizon at nightfall. Venus sets in the west around 8 p.m.

Sunset is at 5:25 p.m. today, the 15th, and 5:41 p.m. on the 28th. On March 15, the sun sets close to due west at 6 p.m. (think spring equinox, March 20). On March 15, Venus sets in the west at 7:11 p.m.

These two daytime images of Venus show how the apparent size of Venus increases as it progresses through its phase cycle. From the start of February, Venus will exhibit a crescent phase going from 37.3 percent illuminated to 14.6 percent illuminated on February 28. On the night of greatest illuminated extent, February 14, 2025, Venus will exhibit a phase of 27.2 percent. Images credit: Eric Gustafson.
Evenings, mid-February 2025. Planets located on the ecliptic, the Sun’s path, represented by the green line. Look for Venus before 8:30 p.m. Image credit: Judy Isacoff/StarryNight7.

Refer to the November 24, 2024, edition of “Eyes to the Sky” for an appreciation of what remains in the skyscape spanning two months and the pace of change in the celestial sphere.

A note from the earthly realm

Tomorrow, Sunday, February 16, at 2 p.m.: Berkshire Botanical Garden’s 28th Annual Winter Lecture: Jacqueline van der Kloet. Call to register.

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NATURE’S TURN: Turning the corner to spring — a Valentine for Earth

“A thing is right when it tends to preserve the integrity, stability and beauty of the biotic community.” — Aldo Leopold

NATURE’S TURN: Dynamic winter designs in snow, treetops

The first porcupine in a string of winter squatters and the first to enter right beside the doorstep to my home, this entitled individual even tread onto and then sidled sideways off the edge of the lowest steppingstone to my front door to reach the crawlspace.

EYES TO THE SKY: Shortest day, longest night of the year. Four-planet evenings.

The shortest days, longest nights of the year continue from this first day of winter in the northern hemisphere. Only seconds are gained until the end of December.

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