🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511

Radius: 11.5

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.9 AU - 1.08 AU

Year: 646 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,236,353 km

• M1: 143,165 km (0.102 R)
• M2: 519,254 km (0.108 R)
• M3: 1,158,187 km (0.04 R)
• M4: 1,529,937 km (0.099 R)
• M5: 2,639,056 km (0.093 R)
• M6: 4,339,385 km (0.094 R)
• M7: 5,327,479 km (0.114 R)
• M8: 6,324,400 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.1

Radius: 9.2

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.02 AU - 3.62 AU

Year: 3968 Days

Day: 6.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,236,353 km

• M1: 114,442 km (0.037 R)
• M2: 480,060 km (0.104 R)
• M3: 1,453,643 km (0.063 R)
• M4: 2,188,168 km (0.105 R)
• M5: 5,864,386 km (0.107 R)
• M6: 9,879,593 km (0.051 R)
• M7: 10,942,037 km (0.081 R)
• M8: 11,403,247 km (0.034 R)
• M9: 13,996,078 km (0.091 R)
• M10: 15,381,653 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.1

Radius: 10.1

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.76 AU - 3.96 AU

Year: 4975 Days

Day: 11 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,236,353 km

• M1: 125,662 km (0.08 R)
• M2: 457,620 km (0.108 R)
• M3: 986,598 km (0.099 R)
• M4: 1,468,901 km (0.051 R)
• M5: 1,814,024 km (0.068 R)
• M6: 2,359,458 km (0.115 R)
• M7: 4,335,047 km (0.103 R)
• M8: 4,972,035 km (0.09 R)
• M9: 5,430,702 km (0.071 R)
• M10: 6,838,867 km (0.066 R)
• M11: 9,301,248 km (0.101 R)
• M12: 12,823,380 km (0.101 R)
• M13: 14,247,252 km (0.084 R)
• M14: 14,705,770 km (0.094 R)
• M15: 16,017,893 km (0.064 R)
• M16: 17,341,535 km (0.045 R)
• M17: 18,668,767 km (0.085 R)
• M18: 22,821,454 km (0.114 R)
• M19: 25,993,528 km (0.117 R)
• M20: 27,113,118 km (0.078 R)
• M21: 27,463,925 km (0.104 R)
• M22: 29,633,244 km (0.074 R)
• M23: 33,700,062 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.1

Radius: 8.4

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.75 AU - 3.99 AU

Year: 4994 Days

Day: 12.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,236,353 km

• M1: 104,419 km (0.065 R)
• M2: 373,695 km (0.11 R)
• M3: 759,060 km (0.102 R)
• M4: 1,241,812 km (0.118 R)
• M5: 1,848,431 km (0.109 R)
• M6: 2,553,336 km (0.107 R)
• M7: 3,122,108 km (0.095 R)
• M8: 4,360,778 km (0.026 R)
• M9: 5,398,538 km (0.069 R)
• M10: 6,992,952 km (0.064 R)
• M11: 7,339,122 km (0.054 R)
• M12: 7,696,661 km (0.106 R)
• M13: 8,720,209 km (0.064 R)
• M14: 9,619,293 km (0.071 R)
• M15: 11,268,759 km (0.11 R)
• M16: 11,793,548 km (0.07 R)
• M17: 12,185,195 km (0.053 R)
• M18: 12,484,840 km (0.09 R)
• M19: 13,046,580 km (0.041 R)
• M20: 13,518,860 km (0.103 R)
• M21: 15,756,545 km (0.095 R)
• M22: 17,149,302 km (0.074 R)
• M23: 18,820,459 km (0.098 R)
• M24: 19,970,119 km (0.074 R)
• M25: 22,112,211 km (0.057 R)
• M26: 25,280,993 km (0.071 R)
• M27: 30,263,051 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.2

Radius: 10.1

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.9 AU - 6.2 AU

Year: 7445 Days

Day: 13.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,236,353 km

• M1: 125,662 km (0.071 R)
• M2: 1,028,186 km (0.103 R)
• M3: 1,743,563 km (0.092 R)
• M4: 2,071,931 km (0.099 R)
• M5: 2,706,973 km (0.103 R)
• M6: 3,151,429 km (0.074 R)
• M7: 3,992,618 km (0.078 R)
• M8: 4,703,357 km (0.107 R)
• M9: 5,831,175 km (0.085 R)
• M10: 7,641,010 km (0.117 R)
• M11: 8,136,778 km (0.033 R)
• M12: 14,002,510 km (0.049 R)
• M13: 15,038,625 km (0.082 R)
• M14: 16,498,551 km (0.113 R)
• M15: 17,522,847 km (0.067 R)
• M16: 19,556,930 km (0.099 R)
• M17: 21,219,560 km (0.097 R)
• M18: 21,593,106 km (0.107 R)
• M19: 22,200,025 km (0.057 R)
• M20: 24,989,427 km (0.096 R)
• M21: 31,835,025 km (0.106 R)
• M22: 34,028,130 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.8

Radius: 3.4

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 8.73 AU - 11.01 AU

Year: 20342 Days

Day: 21.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,236,353 km

• M1: 46,675 km (0.071 R)
• M2: 563,984 km (0.111 R)
• M3: 699,819 km (0.118 R)
• M4: 911,949 km (0.079 R)
• M5: 1,018,163 km (0.074 R)
• M6: 1,350,869 km (0.105 R)
• M7: 1,751,641 km (0.099 R)
• M8: 1,901,539 km (0.084 R)
• M9: 4,034,056 km (0.099 R)
• M10: 4,322,930 km (0.035 R)
• M11: 5,458,378 km (0.078 R)
• M12: 6,742,675 km (0.09 R)
• M13: 7,111,434 km (0.06 R)
• M14: 7,808,859 km (0.099 R)
• M15: 9,383,377 km (0.062 R)
• M16: 9,657,141 km (0.099 R)
• M17: 9,936,291 km (0.048 R)
• M18: 10,077,810 km (0.084 R)
• M19: 11,830,349 km (0.118 R)
• M20: 12,530,018 km (0.099 R)
• M21: 13,601,438 km (0.119 R)
• M22: 16,053,796 km (0.102 R)
• M23: 22,291,280 km (0.1 R)
• M24: 24,282,577 km (0.045 R)
• M25: 25,321,384 km (0.038 R)
• M26: 26,570,227 km (0.087 R)
• M27: 27,486,963 km (0.11 R)
• M28: 31,976,844 km (0.103 R)
• M29: 33,965,598 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 15,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit