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.
Silver Sneakers program gives some free gym memberships. John Lutz conducts his workout at Anytime Fitness at 2088 Milwaukee in Burlington on Wednesday, July 17, 2013. Through the Silver Sneakers program, he's able to have a free gym membership there instead of the membership he used to pay for.