The three planet meetup is ending, Mercury continues with its best show, the sun reaches its northernmost point, and maybe a meteor shower. Continue reading →
¡SkyCaramba! Weekly astronomy blog for the week ending June 1, 2013
June begins in the middle of that three-planet meet-up that started coming together in the last ten days of May. Mercury, Venus, and Jupiter are in the evening sky in the west just after sunset. Procyon is to the left of them. Capella is to the right. On the meridian around sunset is Arcturus. Vega is half-way up the sky in the east.
By the 10th, Jupiter has dropped below the other two planets into the sunset. It’s heading toward conjunction with the sun on the 19th. The moon is left of Mercury and Venus. Mercury is slowing down its climb into the evening sky and reversing as Venus catches up to it. Just a few nights later, Mercury has clearly dropped below Venus.
Mercury is at greatest elongation from the sun on the 12th. It’s 24.3° east of the sun. The very next day, Venus is at perihelion. Its distance from the sun will be 0.718 astronomical units. The asteroid Vesta will ...