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.
SilverSneakers is a free fitness program for seniors thatâs helping millions of people on Medicare defy the odds, shatter stereotypes and answer every challenge with, âI can do this!â SilverSneakers includes unlimited access to every participating gym and fitness center in the network.