Astronomy is a natural science. It is the study of everything outside the atmosphere of Earth. It studies celestial objects (such as stars, galaxies, planets, moons, asteroids, comets and nebulae) and processes (such as supernovae explosions, gamma ray bursts, and cosmic microwave background radiation).
Definition. EBITDA Margin (TTM) is trailing twelve month earnings before interest, taxes, depreciation and amortization divided by trailing twelve month net sales. EBITDA Margin (Quarterly) is the specified Quarter earnings before interest, taxes, depreciation and amortization divided by Quarter sales.
EBITDA stands for Earnings Before Interest, Tax, Depreciation, and Amortization. Itâs another way to measure your businessâs income, along with net income and operating income, as well as cash flow and revenue. Differentiating between these three can be tricky, so letâs start off with some definitions.