🛸 Near Earth Objects Database
Comprehensive database of Near Earth Objects using NASA's NeoWs (Near Earth Object Web Service). Access detailed information about asteroids and comets in Earth's vicinity.
Total NEOs
Known objects
Close Approaches
Recorded approaches
Database Source
SBDB Integration
Today's NEOs
Close approaches today
🌌Today's Near Earth Objects15 approaching
(2001 QJ142)
ID: 3092069
Size Estimate
0.043 - 0.095 km
Miss Distance
72.54M km
188.62 lunar distances
Velocity
16.88 km/s
60,773.366 km/h
(2005 KA)
ID: 3278402
Size Estimate
0.031 - 0.068 km
Miss Distance
40.10M km
104.27 lunar distances
Velocity
6.37 km/s
22,937.108 km/h
(2014 QN433)
ID: 3686085
Size Estimate
0.088 - 0.197 km
Miss Distance
70.67M km
183.77 lunar distances
Velocity
9.76 km/s
35,144.732 km/h
(2014 SG1)
ID: 3689239
Size Estimate
0.004 - 0.009 km
Miss Distance
55.69M km
144.81 lunar distances
Velocity
23.13 km/s
83,278.935 km/h
(2017 TP2)
ID: 3785693
Size Estimate
0.033 - 0.075 km
Miss Distance
51.26M km
133.30 lunar distances
Velocity
17.78 km/s
64,015.298 km/h
(2018 CA1)
ID: 3799253
Size Estimate
0.024 - 0.054 km
Miss Distance
56.59M km
147.16 lunar distances
Velocity
14.11 km/s
50,784.428 km/h
(2018 TY)
ID: 3831194
Size Estimate
0.086 - 0.193 km
Miss Distance
72.80M km
189.30 lunar distances
Velocity
8.85 km/s
31,869.021 km/h
(2022 AO)
ID: 54235435
Size Estimate
0.043 - 0.096 km
Miss Distance
35.82M km
93.16 lunar distances
Velocity
12.65 km/s
45,548.664 km/h
(2022 QT5)
ID: 54297802
Size Estimate
0.018 - 0.040 km
Miss Distance
35.11M km
91.29 lunar distances
Velocity
17.27 km/s
62,171.585 km/h
(2025 DM53)
ID: 54524533
Size Estimate
0.021 - 0.048 km
Miss Distance
21.87M km
56.87 lunar distances
Velocity
6.18 km/s
22,264.768 km/h
Showing 10 of 15 NEOs approaching today
📊 Today's NEO Statistics
Size Distribution
Average diameter: 0.069 km
Range: 0.004 - 0.238 km
Hazard Assessment
0 potentially hazardous asteroids
15 non-hazardous objects
Discovery Programs
LINEAR, CATALINA, NEOWISE
Ongoing sky surveys
📊 NEO Size Classification
Small NEOs (<140m)
Most numerous, limited global impact
H magnitude > 22
Large NEOs (140m-1km)
Potential regional damage
H magnitude 18-22
Giant NEOs (>1km)
Global catastrophe potential
H magnitude < 18
⚠️ Potentially Hazardous Asteroids (PHA)
Definition Criteria
- • Size: Diameter ≥ 140 meters
- • Distance: MOID ≤ 0.05 AU (~7.5M km)
- • Orbit: Earth-crossing or near-Earth
Current Status
Known PHAs:
~2,400
Discovery Rate:
~150/year
🛤️ NEO Orbital Families
Atira
Orbits entirely inside Earth's orbit
a < 1.0 AU, Q < 0.983 AU
Aten
Orbits smaller than Earth's
a < 1.0 AU, Q > 0.983 AU
Apollo
Earth-crossing asteroids
a > 1.0 AU, q < 1.017 AU
Amor
Orbits outside Earth's
a > 1.0 AU, 1.017 < q < 1.3 AU
Orbital Elements: a = semi-major axis, q = perihelion distance, Q = aphelion distance, AU = Astronomical Unit
🔭 NEO Detection Programs
Major Survey Programs
Catalina Sky Survey (CSS)
Arizona-based asteroid discovery program
NEOWISE
Space-based infrared asteroid hunter
LINEAR
MIT Lincoln Laboratory program
NEAT
Near-Earth Asteroid Tracking (historical)
Detection Statistics
📚 NEO Research Resources
Professional Databases
- • JPL SBDB: Small Body Database Browser
- • MPC: Minor Planet Center observations
- • CNEOS: Center for NEO Studies
- • ESA SSA: European Space Situational Awareness
Research Applications
- • Impact Risk Assessment: Planetary defense
- • Mission Planning: Spacecraft trajectories
- • Population Studies: Statistical analysis
- • Physical Characterization: Size, composition
Academic Use: This NEO database interface is designed for educational and research purposes. Professional asteroid tracking and impact risk assessments should always use official sources like NASA/JPL's Center for Near Earth Object Studies and the Minor Planet Center.