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astro688 Astro 688 from India is on . gives people the power to share and makes the world more open and connected. Astro 688 has 75 friends. Sn up on. Astronomy & Astrophysics is published under Subscribe to Open (S2O). S2O is a subscription open access model that relies on library contributions to make

astro688, 75 Followers, 1,592 Following, 15 Posts - Thomas (@sui.astro688) on : Love. Mom-Dad.