Asteroid 1998 FR47: AAsteroid 1998 FR47: AHidden Twin?asteroid 1998 FR47.Investigating the possible twin ofEarth and Planetary AstrophysicsThe Curious Case of Asteroid 1998 FR47Asteroid 1998 FR47 may have a hidden twin, revealing cosmic secrets.2025-05-16T21:12:48+00:00 ― 6 min read