Umbra Schematic
If Earth lacked an atmosphere, the moon would appear pitch black during a total lunar eclipse. However, some of the sun's red light refracts through the atmosphere and into Earth's umbra, coloring the lunar disk during totality. (Not to scale.) Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
Sept. 28, 2015, Lunar Eclipse Visibility
This graphic shows the areas of the Earth where viewers will see the lunar eclipse of Sept. 28, 2015, including much of North America, South America, Africa and Europe. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
Supermoon Lunar Eclipse
The supermoon lunar eclipse will be visible in the Americas, Europe, Africa, western Asia and the eastern Pacific Ocean on the night of Sunday, Sept. 27. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
What Causes a "Blood Moon" Lunar Eclipse Tetrad? (Infographic)
A series of four total lunar eclipses in a row is called a tetrad. See how four blood moons of a total lunar eclipse tetrad work in this Space.com infographic.
Stages of the Lunar Eclipse on Sept. 27, 2015 (EDT)
This diagram shows the moon at various stages of the total lunar eclipse on Sept. 27, 2015, with times shown for the Eastern Daylight Time (EDT) zone. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
Stages of the Lunar Eclipse on Sept. 27, 2015 (CDT)
This diagram shows the moon at various stages of the total lunar eclipse on Sept. 27, 2015, with times shown for the Central Daylight Time (CDT) zone. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
Lunar Eclipse of September 28, 2015, Graphic
This graphic shows the areas of the Earth where viewers will see the lunar eclipse of Sept. 28, 2015, including much of North America, South America, Africa and Europe. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
Stages of the Lunar Eclipse on Sept. 27, 2015 (MDT)
This diagram shows the moon at various stages of the total lunar eclipse on Sept. 27, 2015, with times shown for the Mountain Daylight Time (MDT) zone. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
Stages of the Lunar Eclipse on Sept. 27, 2015 (PDT)
This diagram shows the moon at various stages of the total lunar eclipse on Sept. 27, 2015, with times shown for the Pacific Daylight Time (PDT) zone. Supermoon Lunar Eclipse: See our complete Blood Moon coverage.
What Makes a 'Supermoon' Full Moon Super
Supermoons can appear 30 percent brighter and up to 14 percent larger than typical full moons. Learn what makes a big full moon a true 'supermoon' in this Space.com infographic.