new

import pygame
import math
import sys
pygame.init()

screen=pygame.display.set_mode((600,3000))
pygame.display.set_caption(''Elliptical orbit'')
clock=pygame.time.clock()
while True:
    for event in pygame.event.get():
        if event.type==pygame.QUIT:
            sys.exit()
    xRadius=250
    yRadius=100

    for degree in range(0,360,10):

        x1=int(math.cos(degree*2*math.pi/360)*xRadius)+300
        y2=int(math.sin(degree*2*math.pi/360)*yRadius)+150
        screen.fill((0,0,0))
        pygame.draw.circle(screen,(255,0,0),[300,150],35)
        pygame.draw.ellipse(screen,(255,255,255),[50,50,500,200],1)
        pygame.draw.circle(screen,(0,0,255),[x1,y1],15)
        pygame.display.flip()
        clock.tick(5)