Scioly.org

1. The Paschen series lines lie in what ranges of wavelengths?
2. What is the radiated energy of a star, with a radius of 700.000km, and the wavelength of maximum intensity as 600nm.
3. The Lobster nebula, contains many of what type of stars?

Well... I'll go ahead and resurrect.

Zeta Ophiuchi is my favorite star on this list.

What is causing red crescent-like structure in the attached image?
This star is significantly brighter in infrared light than optical light. Why is this?



1. Bow shock? Because of the high space velocity ...

I only listen to kpop and classical music

Since there isn't a question marathon for Reach for the Stars, here's one!

Some easy ones to start off with--

1. This type of nebula contains H II regions and is formed from ionizing gases. M42 (Orion Nebula) and M8 (Lagoon Nebula) are prime examples of this nebula.
https://i.vimeocdn.com/video ...