A quasar is believed to be a supermassive black hole surrounded by an accretion disk. An accretion disk is a flat, disk-like structure of gas that rapidly spirals around a larger object, like a black hole, a new star, a white dwarf, etc.
Category: Special Enrollment Periods SEP. In certain situations, people with Medicare may be eligible for a Special Enrollment Period (SEP) allowing them to join a Medicare Advantage plan or Medicare Part D prescription drug plan, or switch to a different Medicare plan during the plan year.
SEP-IRA plans (Simplified Employee Pension) are designed to allow small-business owners or the self-employed to make sizable contributions to a retirement plan without filing a tax form. SEP-IRAs require little administration. Employees can contribute up to 25% of your annual income.