night sky

The Summer Triangle, whose outline is marked by the brightest stars in the constellations of Cygnus, Aquila, and Lyra, appears almost directly overhead at midnight in the August night sky. Meanwhile, the stunning constellation of […]

In the July night sky, the Summer Triangle dominates the northeast and east celestial heavens. Found among this huge asterism consisting of the constellations Lyra, Aquila, and Cygnus can be found double stars, famous variable […]

The June Solstice occurs at 15:54 UTC, on the 21st of June. At this time, the Sun will be directly above the Tropic of Cancer, which signifies the first day of summer in the northern […]

Favourable illumination on the night of the 13th and then again on the night of the 25th will offer lunar observers two excellent opportunities to view a major cleft, known as the Alpine Valley. This […]

The map above shows the areas of the Earth’s surface from which a total eclipse of the Moon by Earth’s umbra, or dark shadow, on the night of the 21st of January can be observed. […]

From about the 13th of the month, comet hunters should be able to follow Comet 46P/Wirtanen without optical aid given clear skies and good seeing conditions. Late in the evening of the 15th, the comet […]

Prominent constellations at this time of year include Lyra, Cygnus, Andromeda, and Pegasus in the south, but the constellation Taurus is now appearing in east during the late evening. Taurus is known as one of […]

October offers early risers in the northern hemisphere the chance to spot the Comet 21P/Giacobini-Zinner, a periodic comet which returns every 6.6 years, and this time around will pass within a 36.3 million mile (58.5m […]