Grinning Again

As promised last week (“Vertical Moon” at: https://eskildoodle.com/2023/04/16/vertical-moon/ ), the evening crescent Moon is grinning once again. Just a week ago it appeared nearly vertical as it approached the Sun in the morning sky, but now it appears to lay nearly horizontal like the Cheshire Cat’s grin. The astronomical explanation for this is related toContinue reading “Grinning Again”

Ecliptic Essence

Since last night the Moon has passed by Venus and risen to side of Jupiter. In doing so it has followed the ecliptic, which is the orbital plane of the solar system and courses through the constellations of the zodiac. The ecliptic follows the plane of the protoplanetary disk from which the whole solar systemContinue reading “Ecliptic Essence”

By the Dawn’s Early Light

During a recent morning walk, the dawning sky changed from dark and ominous to blazingly brilliant over a period of about 28 minutes. We heeded the warning of “red in the morning,” and were properly sheltered during the afternoon thunderstorms that followed. Undaunted, however, was a planet peering through the clouds. Venus, in the upperContinue reading “By the Dawn’s Early Light”

Planetary Parade

This morning on our walk we saw the above spectacle, a rare alignment of the planets along with the Moon. Next month, Mercury will join the parade as well. Additionally, Neptune, not visible to the eye, lies between Venus and Jupiter. By the weekend Jupiter and Venus will be very close together, and the alignmentContinue reading “Planetary Parade”

Venus and Mercury

The telescope awaited cloud dispersal in the early evening twilight yesterday, and I was finally able to get images of Venus (upper right) and Mercury (lower right). Venus shows a very thin crescent since it is between Earth and the Sun, while tiny Mercury appears round and is on the opposite side of the Sun.Continue reading “Venus and Mercury”