Go deeper into the stories of Astronomy magazine. These online features bring you additional research, interviews, photos, and more our editors turned up while creating the stories for this issue.
 | Associate Editor Daniel Pendick explains why Mars is referred to as the red planet.
Published: October 27, 2008 |
 | Use surrounding star magnitudes to figure out this variable star's brightness.
By
Phil Harrington //
Published: October 27, 2008 |
 | Explore an astounding image of the Antares region.
By
Michael E. Bakich //
Published: October 27, 2008 |
 | Anthony Ayiomamitis shares 10 more of his celestial images, and we take a trip through Athens with Editor David J. Eicher.
By
Michael E. Bakich //
Published: October 27, 2008 |
 | What to consider when storing your equipment if you don't have a backyard observatory.
By
Glenn Chaple //
Published: October 27, 2008 |
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Watch a video of the ecosystem along the hydrothermal vents of the Galápagos Rift.
By
Daniel Pendick //
Published: October 27, 2008 |