I believe what you are seeing is the apparent “retrograde”, or backwards, motion of Mars as the Earth overtakes…
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What is “OII”?
“OII” is singly-ionized oxygen, in what is called spectroscopic notation.

Does Jupiter’s “Great Blue Spot” Produce an Aurora?
I have not been able to find any evidence of observed auroral phenomena associated with Jupiter’s “Great Blue Spot”. …

Place on Earth that Receives Direct Sunlight
At any given time it is the Earth’s equator that receives the most sunlight throughout the year. Hopefully I…

What Would Happen to Earth if the Sun Suddenly Disappeared
As you noted, the overall answer to this question was provided in our previous post, which noted that we…

Time Between Antipodal Positions on the Earth’s Surface
I believe that the definition of antipodal positions is that for a (latitude,longitude) position on the Earth’s surface its…