OCTOBER

Rectangular Ridges on Mars

Star Clouds Toward the Southern Crown

V838 Mon: Mystery Star

Facing NGC 6946

X-Ray Cygnus A

The Lagoon Nebula in Three Colors

The Galaxy and the Quasar

The X-Ray Jets of XTE J1550

Quaoar: Large Asteroid in the Outer Solar System

Dusty Environs of Eta Carinae

Fomalhaut Dust Disk Indicates Planets

Chandra Deep Field

CG4: A Ruptured Cometary Globule

IC 5146: The Cocoon Nebula

Aurora's Ring

Oklo: Ancient African Nuclear Reactors

Centaurus A: Young Blue Star Stream

At the Center of the Milky Way

Io's Surface: Under Construction

The Space Shuttle Docked with Mir

M31: The Andromeda Galaxy

A Small Double Ozone Hole in 2002

Liftoff With the Space Shuttle

Gullies on Mars

Journey to the Center of the Galaxy

Dark Matter, X-rays, and NGC 720

Asteroid Gaspra's Best Face

Earth's Richat Structure

A Lunar Rille

Leonids Over Uluru

Aurora in the Night