Starship Asterisk*

When we observe solar and lunar eclipses, the shape of the sun and moon will change with the magnitude of eclipse. When the magnitude of eclipse is very large, the sun and the moon will become very thin, but the shape is different from the very thin crescent moon. This is because they have different...

A Year of Sunrises in Taipei If you observe the position of the sunrise carefully, you will find that the position of the sunrise moves a lot in a year, more than you think! This is the result of the earth's revolution and the tilt of the earth's rotation axis. At the bottom of the picture is shortl...

Venus and Moon Recently, Venus is getting closer to the earth, and its apparent diameter is getting larger and larger. This photo was taken on December 7 with the same focal length of Venus and Crescent Moon. The apparent diameters of Venus and Moon are 43.0" and 32'55.7”, respectively. That is...

Moons during daylight Some people think that the moon can only be seen at night. In fact, if you look up at the sky, you will often find that not only the moon can be seen during the day, but the moon during the day is very charming, especially the moon under a clear blue sky. This combined photo is...

Eclipse at Moonrise in Belt of Venus The rising or setting of the full moon in the Belt of Venus is a very rare and dreamy sight. On November 19, 2021, a moonrise eclipse occurred in Taiwan. The moonrise time is 5:03 pm, the magnitude of eclipse is as high as 98%, and the sunset time is 5:07 pm. I a...

Partial lunar eclipse and Pleiades(M45) Today, after the sun sets in the west, the moon close to the eclipse rises in the belt of Venus in the east. After the sky darkened, the Pleiades(M45) appeared next to the partial eclipse moon, forming a rare sight. equipment: Canon EOS 600D + SIGMA 60-600mm F...

Today, after the sun sets in the west, the moon close to the eclipse rises in the belt of Venus in the east. In the gray-blue shadow of the earth, this special full moon with only a little bright area is really beautiful! equipment: Canon EOS 600D + SIGMA 60-600mm F4.5-6.3 S DG OS HSM Sports Locatio...

An omega moonset’s continuous change The inferior mirage of celestial bodies rising or falling from the sea level is the most special and beautiful mirage. This is a special phenomenon that occurs when there is a low-density layer of hot air on the surface of the earth or ocean due to refraction. Th...

An omega moonset’s continuous change The inferior mirage of celestial bodies rising or falling from the sea level is the most special and beautiful mirage. This is a special phenomenon that occurs when there is a low-density layer of hot air on the surface of the earth or ocean due to refraction. Th...

Sun Analemma observed in Taipei, Taiwan at 4:30PM local time. If you observe the sun at the same location and at the same time every day, you will find that the sun’s trajectory throughout the year looks like a figure 8 drawn in the sky. This is called sun analemma or directly called the sun figure ...

Like Baily's beads This is the very fine moon I took in the early morning of 20210709. The moon’s age is 28.5 days and the brightness is 1.2%. I tried to stack 12 extremely thin moon tracks within 55 seconds, and the time interval between each moon was about 5 seconds. The irregular surface of the m...

Analemma observed in Taipei, Taiwan at 4:30PM local time The video shows the path taken by the sun at 4:30pm throughout the year in Taipei, Taiwan. They were shot from September 22 2020 to September 23, 2021 from the same viewing platform on an eastern hill of Taipei. Due to heavy winter to spring r...

Analemma observed in Taipei, Taiwan at 4:30PM local time This analemma photo is composed in Startrails by stacking 30 images taken at 4:30PM on different days with sun filter. They were shot from September 22 2020 to September 23, 2021 from the same viewing platform on an eastern hill of Taipei. Due...

Moon Phases from 2021 August 15th to September 13th The photos of the moon were taken from August 15th, age of moon of 7.2, through September 10th, age of moon of 3.6. On September 11th, typhoon #14 Chanthu began to hit Taiwan and interrupted the progress. A friend Bob in Phoenix, Arizona agreed to ...

Moon Phases and Libration from 2021 August 15th to September 13th Moon phase photography: The photos of the moon were taken from August 15th, age of moon of 7.2, through September 10th, age of moon of 3.6. On September 11th, typhoon #14 Chanthu began to hit Taiwan and interrupted the progress. A fri...