Red Light (H-alpha)
This photo of the Sun was taken on July 18, 2000. It was taken using…
GSM Glossary
Plasma
Plasma is one of the four common states of matter. A plasma is an electrically…
Ionosphere
Earth’s atmosphere contains a series of regions that have a relatively large number of electrically charged…
Layers of Earth’s Atmosphere
Earth’s atmosphere has a series of layers, each with its own specific traits. Moving upward from…
Thermosphere
The thermosphere is a layer of Earth’s atmosphere. The thermosphere is directly above the mesosphere and below the exosphere….
Earth’s Atmosphere
Earth’s atmosphere is a mixture of gases that surrounds our home planet. Besides providing us…
Troposphere
The troposphere is the lowest layer of Earth’s atmosphere. Most of the mass (about 75-80%) of…
Exosphere
The exosphere is the uppermost region of Earth’s atmosphere as it gradually fades into the vacuum of…
Mesosphere
The mesosphere is a layer of Earth’s atmosphere. The mesosphere is directly above the stratosphere and below…
Stratosphere
The stratosphere is a layer of Earth’s atmosphere. It is the second layer of the atmosphere as you…