🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268

Radius: 8

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.55 AU - 0.63 AU

Year: 302 Days

Day: 6.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,434,119 km

• M1: 99,483 km (0.088 R)
• M2: 363,822 km (0.115 R)
• M3: 625,170 km (0.092 R)
• M4: 929,003 km (0.088 R)
• M5: 1,227,151 km (0.083 R)
• M6: 2,364,993 km (0.095 R)
• M7: 2,755,443 km (0.085 R)
• M8: 3,159,806 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.9

Radius: 13.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.96 AU - 1.28 AU

Year: 790 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 73,434,119 km

• M1: 170,392 km (0.091 R)
• M2: 879,635 km (0.105 R)
• M3: 1,826,291 km (0.09 R)
• M4: 2,363,646 km (0.052 R)
• M5: 3,055,686 km (0.052 R)
• M6: 3,672,029 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.2

Radius: 14

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.25 AU - 1.37 AU

Year: 1000 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,434,119 km

• M1: 175,777 km (0.04 R)
• M2: 747,989 km (0.093 R)
• M3: 1,255,425 km (0.067 R)
• M4: 2,407,628 km (0.076 R)
• M5: 3,020,531 km (0.11 R)
• M6: 3,658,566 km (0.111 R)
• M7: 4,527,430 km (0.074 R)
• M8: 5,509,390 km (0.101 R)
• M9: 6,652,318 km (0.116 R)
• M10: 8,938,922 km (0.105 R)
• M11: 9,796,117 km (0.068 R)
• M12: 10,675,154 km (0.043 R)
• M13: 11,200,692 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.8

Radius: 7

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.67 AU - 9.84 AU

Year: 17260 Days

Day: 21.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,434,119 km

• M1: 87,066 km (0.069 R)
• M2: 480,209 km (0.113 R)
• M3: 718,967 km (0.083 R)
• M4: 1,612,515 km (0.055 R)
• M5: 2,628,285 km (0.115 R)
• M6: 3,832,548 km (0.11 R)
• M7: 4,404,610 km (0.112 R)
• M8: 6,041,510 km (0.114 R)
• M9: 7,041,721 km (0.11 R)
• M10: 7,509,364 km (0.093 R)
• M11: 8,506,584 km (0.082 R)
• M12: 9,037,207 km (0.068 R)
• M13: 9,759,466 km (0.073 R)
• M14: 10,281,712 km (0.057 R)
• M15: 10,579,711 km (0.074 R)
• M16: 11,700,797 km (0.096 R)
• M17: 12,762,045 km (0.026 R)
• M18: 14,177,091 km (0.111 R)
• M19: 14,472,098 km (0.111 R)
• M20: 19,860,464 km (0.077 R)
• M21: 20,416,519 km (0.036 R)
• M22: 31,154,355 km (0.114 R)
• M23: 31,403,136 km (0.036 R)
• M24: 39,793,034 km (0.111 R)
• M25: 44,184,180 km (0.11 R)
• M26: 44,814,137 km (0.114 R)
• M27: 45,131,284 km (0.111 R)
• M28: 47,393,952 km (0.054 R)
• M29: 48,553,036 km (0.11 R)
• M30: 50,927,902 km (0.086 R)
• M31: 54,453,176 km (0.11 R)
• M32: 54,995,618 km (0.099 R)
• M33: 55,541,650 km (0.119 R)
• M34: 57,015,488 km (0.102 R)
• M35: 62,379,171 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 20,409 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit