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.
If you are not collecting Social Security when you become eligible for Medicare, you must. enroll through Social Security. You can do this online, over the phone or in person at your. local Social Security office. Call 800-772-1213 to sign up for Parts A and B of Medicare or to. find the location of your local Social Security office. If you want Medicare Part D prescription drug coverage, you must actively enroll in it yourself.