public void IsCanHaveEndingsThatAreBillionsOfYearsAgo()
        {
            var beginningOfSolSystem = new TemporalDateTime()
            {
                YBP = 4500000000.0m
            };

            Assert.Equal(4500000000.0m, beginningOfSolSystem.YBP);
        }
        public void IsCanHaveBeginningDatesMillionsOfYearsAgo()
        {
            var beginingOfTheQuaternary = new TemporalDateTime()
            {
                YBP = 2600000.0m
            };

            Assert.Equal(2600000m, beginingOfTheQuaternary.YBP);
        }