In extragalactic Astronomy people often use kpc (kilo parsecs, or 1000 parsecs) or Mpc (mega parsecs, or 1,000,000 parsecs). For example the Sun is about 8 kpc from the centre of the galaxy and Virgo (the nearest large cluster of galaxies to us) is about 15-20 Mpc away.
Quick Answer. You can become a SilverSneakers member by having an eligible health plan. Eligibility can be determined by contacting your health provider's customer service department. SilverSneakers is offered to many Medicare plans throughout the nation. Keep Learning.
How to Enroll Medicare Parts A and BTo sign up for Medicare, call Social Security toll-free at 800-772-1213 (TTY: 800-325-0778). You can set up an appointment at your local Social Security office or handle matters on the phone. Youâll need either to mail or bring proof of age, such as a birth certificate. The retirement age for Social Security benefits is increasing; however, you will still be eligible for Medicare upon turning age 65.