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.
What is 'Adjusted EBITDA '. Adjusted EBITDA (Earnings Before Interest, Taxes, Depreciation and Amortization) is a measure computed for a company that looks at its top line earnings before deducting interest expense, taxes and depreciation charges. It is used to compare related companies and for purposes of valuation.