Hα Light
Imagine you have a special flashlight that shines bright red light (that's like Hα)
Technical definition
The emission line at a wavelength of 656.3 nanometers, often used as a tracer for ionized hydrogen gas in astronomical objects.
Imagine you have a special flashlight that shines bright red light (that's like Hα)
The emission line at a wavelength of 656.3 nanometers, often used as a tracer for ionized hydrogen gas in astronomical objects.