DECEMBER

Stars and Dust Pillars in NGC 7822 from WISE

Eta Carinae and the Expanding Homunculus Nebula

Sharpless 249 and the Jellyfish Nebula

Plato and the Lunar Alps

Milky Way over Moon Valley

Orion Launch

Aurora Shimmer, Meteor Flash

Wanderers

The Flame Nebula in Visible and Infrared

The Reddening of M71

Moondog Night

Crystals on Mars

The Infrared Visible Andromeda

Molecular Cloud Barnard 68

The Potsdam Gravity Potato

W5: Pillars of Star Formation

Geminid Fireball over Mount Balang

NGC 7331 and Beyond

Reflections on the 1970s

Apollo 11 Landing Site Panorama

Tyrrhenian Sea and Solstice Sky

The Mysterious Methane of Mars

The Cliffs of Comet ChuryumovGerasimenko

IC 1795: The Fishhead Nebula

This Comet Lovejoy

Cetus Duo M77 and NGC 1055

The Winter Shower

Unusual Light Pillars over Latvia

The Sun in X-rays from NuSTAR

Observatory, Mountains, Universe

Comet Lovejoy before a Globular Star Cluster