Tuesday, June 13, 2023

Very late tonight, a thinning Crescent Moon rises just to the left of Jupiter near 2:45 AM, climbing a bit higher and more easterly before the morning twilight overwhelms them by 4:30 or so. The Earth’s orbit shifts our viewing, bringing Jupiter into the skies 4...

Monday, June 12, 2023

The earliest sunrises of the year take place this week, before the longest days of the year. The Earth is farther from the Sun in June, causing it to orbit a little slower. However, it still spins on its axis at the same speed. That means it turns and faces the Sun a...

Sunday, June 11, 2023

The star Antares, the “heart” of Scorpio, the Scorpion, is due south at midnight, shimmering a bright orangish-red. Antares was one of the four Royal Stars in Persian astronomy, marking the position of the Sun at the beginning of autumn thousands of years ago. You can...

Saturday, June 10, 2023

Tonight, as the twilight fades in the west, the “twin stars” of Gemini are lowering toward the horizon. Pollux on the left, and Castor a bit higher and to the right, are not actually twin stars. They are not even related. Pollux is 34 light years away,...

Friday, June 09, 2023

High in the south is brilliant star Arcturus, discovered by Sir Edmund Halley (of comet fame), to have changed its position since ancient times. This demonstrated that all stars are in motion around the center of our galaxy, though at distances so great, that the...

Thursday, June 08, 2023

Near 1 o’clock tomorrow morning, night owls should look to the east-southeast, where a waning Gibbous Moon rises well to the right of our distant planetary cousin Saturn. They remain low as they climb into the southeast by 4 o’clock, as the twilight...