If you consider time a measurable substance, it came into existence as a result of whatever began it.
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∙ 13y agoTime is an abstract noun for the concept of continuity of existence.
Time is the apparent forward progress of existence. It is the quantity by which we measure change and motion of physical entities in the universe. The basic unit of time measurement is the second (s).
What's the huge space which contains all of the matter and energy in existence
You will need a black hole or a wormhole. Certain types of spinning black holes could generate a window into any time during its existence. Wormholes theoretically cross both space and time because they create shortcuts between parts of the universe that are not coexistent in space or time.
To perpetuate their existence by changing their goal or reason for existence, after they have achieved their original goal and no longer have a reason to continue.
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Aphrodite came into existence by her arising out of sea foam.
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the articles of confederation came into existence in 1781-1789.