Observing

1. This Week's Sky at a Glance, April 9 – 17

   Arcturus ascends in the east as Sirius sinks in the southwest. Orion tilts further as the Dipper rides high. And this week Mars threads the horntips of Taurus, closely followed by the crescent Moon.

   The post This Week's Sky at a Glance, April 9 – 17 appeared first on Sky & Telescope.

2. Make the Most of Comet ATLAS

   Bright comets will be scarce this year, but you can see one of the better ones this month as it races from Aquila to Canes Venatici. In other news, a new, bright nova has flared in Sagittarius.

   The post Make the Most of Comet ATLAS appeared first on Sky & Telescope.

3. This Week's Sky at a Glance, April 2 – 10

   Winter stars in the west are giving way to spring stars in the east, while little Mars shines on. Meanwhile, the waning Moon passes under Jupiter and Saturn at dawn.

   The post This Week's Sky at a Glance, April 2 – 10 appeared first on Sky & Telescope.

4. April: Follow the Moon

   To learn “what’s up” at night during April, download Sky Tour — an engaging narrated guide to the planets, stars, and constellations now visible.

   The post April: Follow the Moon appeared first on Sky & Telescope.

5. Mutual Event Season Heats Up at Jupiter

   Jupiter is usually the one occulting and eclipsing the Galilean moons, but this observing season the moons also eclipse and occult one another.

   The post Mutual Event Season Heats Up at Jupiter appeared first on Sky & Telescope.