The late-night Moon aligns with Mars and Aldebaran. Delta Cephei pulses on high. And constellations all over the sky signal the change from summer to fall.
The post This Week's Sky at a Glance, September 16 – 24 appeared first on Sky & Telescope.
The late-night Moon aligns with Mars and Aldebaran. Delta Cephei pulses on high. And constellations all over the sky signal the change from summer to fall.
The post This Week's Sky at a Glance, September 16 – 24 appeared first on Sky & Telescope.