20th June Sky Note
Summer officially begins tonight at 23:59 p.m. GMT for the northern hemisphere. The Sun is at its most northerly point along the ecliptic marking the Solstice – when the Sun ascends to its highest latitude on the celestial sphere: 23.5o. In the Northern Hemisphere, it’s the longest day and shortest night of the year.
- Mars and Saturn are 10° apart. Look for Mars and Saturn in the west at dusk.
- The Moon rises around midnight. The Moon is to the lower left of Jupiter.
- Pluto is at opposition in the constellation of Sagittarius, although extremely dim at 14th magnitude.