export interface ISSPass {
  id: string;
  timestamp: number;
  duration: number;
  maxElevation: number;
}

export interface CelestialEvent {
  title: string;
  date: Date;
  type: 'iss' | 'eclipse' | 'comet' | 'launch';
  description?: string;
}

export interface Star {
  id: number;
  left: string;
  top: string;
  size: number;
  duration: number;
  delay: number;
}

export interface EventCardProps {
  id: string;
  title: string;
  targetDate: Date | null;
  endDate: Date | null;
  icon: React.ReactNode;
}

export interface MissionControlProps {
  iss: { start: Date | null; end: Date | null };
  moon: { title: string; start: Date | null; end: Date | null };
}