🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.9

Radius: 14.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.54 AU - 0.58 AU

Year: 279 Days

Day: 11.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,988,597 km

• M1: 178,021 km (0.077 R)
• M2: 628,161 km (0.08 R)
• M3: 1,259,016 km (0.087 R)
• M4: 1,710,652 km (0.059 R)
• M5: 2,487,813 km (0.114 R)
• M6: 2,949,771 km (0.065 R)
• M7: 3,589,451 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.4

Radius: 12.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.62 AU - 0.76 AU

Year: 382 Days

Day: 5.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 89,988,597 km

• M1: 186,848 km (0.052 R)
• M2: 703,110 km (0.117 R)
• M3: 1,342,940 km (0.109 R)
• M4: 1,939,536 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.6

Radius: 12.8

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.73 AU - 2.05 AU

Year: 1733 Days

Day: 5.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,988,597 km

• M1: 186,549 km (0.109 R)
• M2: 663,616 km (0.103 R)
• M3: 1,687,913 km (0.045 R)
• M4: 2,106,936 km (0.115 R)
• M5: 2,820,069 km (0.028 R)
• M6: 3,602,018 km (0.078 R)
• M7: 4,390,249 km (0.068 R)
• M8: 5,538,562 km (0.071 R)
• M9: 6,395,010 km (0.117 R)
• M10: 7,769,515 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.5

Radius: 7

Gravity: 12.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.67 AU - 8.37 AU

Year: 13752 Days

Day: 15.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,988,597 km

• M1: 87,066 km (0.107 R)
• M2: 562,638 km (0.047 R)
• M3: 788,979 km (0.106 R)
• M4: 1,394,701 km (0.106 R)
• M5: 1,613,862 km (0.073 R)
• M6: 2,394,912 km (0.071 R)
• M7: 3,227,873 km (0.082 R)
• M8: 5,813,373 km (0.06 R)
• M9: 6,270,245 km (0.089 R)
• M10: 6,628,382 km (0.087 R)
• M11: 6,958,096 km (0.049 R)
• M12: 7,342,114 km (0.109 R)
• M13: 7,650,585 km (0.086 R)
• M14: 8,387,953 km (0.099 R)
• M15: 12,799,893 km (0.038 R)
• M16: 18,875,661 km (0.049 R)
• M17: 23,371,376 km (0.113 R)
• M18: 26,221,515 km (0.114 R)
• M19: 44,139,301 km (0.12 R)
• M20: 45,897,375 km (0.046 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.8

Radius: 4.6

Gravity: 37.61 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.8 AU - 11.92 AU

Year: 23866 Days

Day: 23.5 Hours

Environment

Temp: -245 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,988,597 km

• M1: 57,446 km (0.11 R)
• M2: 581,637 km (0.09 R)
• M3: 831,914 km (0.095 R)
• M4: 988,842 km (0.093 R)
• M5: 1,565,991 km (0.051 R)
• M6: 1,749,846 km (0.109 R)
• M7: 1,927,569 km (0.059 R)
• M8: 3,115,974 km (0.1 R)
• M9: 3,847,358 km (0.102 R)
• M10: 4,012,963 km (0.115 R)
• M11: 4,575,600 km (0.076 R)
• M12: 7,928,687 km (0.093 R)
• M13: 8,868,012 km (0.04 R)
• M14: 9,041,097 km (0.095 R)
• M15: 9,453,837 km (0.04 R)
• M16: 9,879,144 km (0.046 R)
• M17: 12,848,812 km (0.097 R)
• M18: 13,445,857 km (0.049 R)
• M19: 16,799,691 km (0.094 R)
• M20: 19,385,490 km (0.109 R)
• M21: 28,836,486 km (0.079 R)
• M22: 30,508,840 km (0.104 R)
• M23: 31,838,316 km (0.073 R)
• M24: 32,517,341 km (0.119 R)
• M25: 34,186,405 km (0.076 R)
• M26: 35,765,859 km (0.088 R)
• M27: 36,058,173 km (0.107 R)
• M28: 36,944,541 km (0.025 R)
• M29: 37,996,962 km (0.112 R)
• M30: 39,847,487 km (0.104 R)
• M31: 43,228,698 km (0.098 R)
• M32: 48,383,392 km (0.118 R)
• M33: 50,188,739 km (0.082 R)
• M34: 52,602,052 km (0.074 R)
• M35: 64,963,773 km (0.078 R)
• M36: 78,140,204 km (0.053 R)
• M37: 85,479,625 km (0.08 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 18,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit