{"product_id":"2940154478127","title":"The Motion Of A Rigid Body In Orbit Or Near A Massive Object","description":"\u003cp\u003eHere I present why a rigid body cannot be seen as a point mass in regard of its motion in a gravitational field. With illustrations and two simple equations I explain why it is not possible to see a rigid body as a point mass and what error it would cause.\u003c\/p\u003e","brand":"Erik Dahlén","offers":[{"title":"Default Title","offer_id":47083028807920,"sku":"2940154478127","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940154478127_p0.jpg?v=1764068812","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940154478127","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}