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Sky at the glance

When you head outdoors tonight, take Sky & Telescope's podcast with you for a guided tour to the night sky. Learn what constellations are visible, find out where and when you'll see the planets, and catch each month's celestial highlights, from meteor showers to eclipses.
  1. Tonight's Moon, stars and planets -- Sky & Telescope magazine's daily sky sights for the naked eye, binoculars and telescopes.

    The post This Week’s Sky at a Glance, August 10 – 18 appeared first on Sky & Telescope.

  2.   Friday, August 3 • This week four bright planets shine at once during twilight, if you have low horizons in the right places. From right to left, they're Venus low in the west, Jupiter higher in the southwest, Saturn at about the same height in the south-southeast, and brilliant Mars low in the southeast. Best view: about 45 to 60 minutes after sunset. • Action in Sagittarius. Less than […]

    The post This Week’s Sky at a Glance, August 3 – 11 appeared first on Sky & Telescope.

  3.   Friday, July 27 • Full Moon (exact at 4:20 p.m. EDT). Full Moon is opposition Moon, so it shines with brilliant Mars, which is just a day past its opposition. Mars right now is 143 times farther from us than the Moon (and it's twice as large). Its surface is covered with rusty dark brown dust compared to the Moon's very dark gray dust. So why do they look […]

    The post This Week’s Sky at a Glance, July 27 – August 4 appeared first on Sky & Telescope.

  4.   Friday, July 20 • The waxing gibbous Moon shines over Jupiter this evening, as shown here. Left of Jupiter by just 2° is the wide binocular double star Alpha Librae, magnitudes 2.8 and 5.1. The Moon is 1.3 light-seconds distant from us, and Jupiter is 44 light-minutes in its background. The two stars of Alpha Librae are 77 light-years behind them. Saturday, July 21 • Now Jupiter and Alpha […]

    The post This Week’s Sky at a Glance, July 20 – 28 appeared first on Sky & Telescope.

  5.   Friday, July 13 • Cassiopeia is now well past its annual bottoming out due north. Look for its W pattern climbing low in the north-northeast after dark. The farther north you live, the higher it will be. Saturday, July 14 • As twilight fades, see if you can catch the Moon over Mercury very low in the west, well to the lower right of Venus as shown here. Your […]

    The post This Week’s Sky at a Glance, July 13 – 21 appeared first on Sky & Telescope.