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Questions regarding the planet on which humans live; the third planet from the Sun.

6 votes

What is the exact time Earth takes to revolve around its axis?

It's the time it takes for a distant star to return to the same position in the sky, and it differs from the solar day because the Earth revolves around the Sun as it rotates on its own axis; there is …
Keith Thompson's user avatar
2 votes

Birthdate differences calculation relative to earths orbit duration

I'll use YYYY-MM-DD notation. You were born 1983-02-06 07:00. Your friend was born 1984-02-07 01:00. There was no leap day between your birthdays, which makes the calculation a little simpler. The …
Keith Thompson's user avatar
3 votes

Why don't we have 2 Summers and 2 Winters?

I suspect you're thinking that we'd have a summer when the northern hemisphere, for example, is tilted toward the Sun, and a second summer during the perihelion, when the Earth is closest to the Sun. … I don't have the numbers for that, but it's enough to show that the effect of the axial tilt is substantially greater than the effect of the varying distance between the Earth and the Sun. …
Keith Thompson's user avatar
0 votes
Accepted

what is the time mentioned after date (1962-07-03+02:00) the +02:00?

As indicated in the comments, the +02:00 is the ISO 8601 syntax for the time zone. Specifically, it indicates a time zone 2 hours east of UTC. whois dbpedia.org indicates that the site is hosted in B …
Keith Thompson's user avatar
15 votes

Does Sun have a reflection on Earth?

Yes. A web search for "photo sun glint space" turns up a number of images, including this one. (I really wanted to just say "Yes." with the photo, but it wouldn't accept it.)
Keith Thompson's user avatar