Near Earth Objects Tracker
Asteroids and objects currently passing close to Earth (today)
1943 Anteros (1973 EC)
SAFE
4,346 m diameter
19,771,360 km from Earth
26,607 km/h velocity
(2015 LJ)
SAFE
68 m diameter
56,997,351 km from Earth
46,414 km/h velocity
(2016 CO248)
SAFE
19 m diameter
38,746,314 km from Earth
42,865 km/h velocity
How this was built
- Calls NASA’s NEO Feed API using your personal API key
- Parses complex nested JSON response using System.Text.Json
- Displays real-time data: size, distance, speed, and hazard status
- Uses async controller action for better performance
- Clickable cards lead to individual detail pages