🌌 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: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966

Radius: 15

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.6 AU - 0.6 AU

Year: 310 Days

Day: 14.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,286,825 km

• M1: 186,549 km (0.108 R)
• M2: 671,694 km (0.119 R)
• M3: 1,139,188 km (0.107 R)
• M4: 1,831,228 km (0.083 R)
• M5: 3,407,241 km (0.045 R)
• M6: 4,017,152 km (0.076 R)
• M7: 4,671,493 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.8

Radius: 10.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.93 AU - 1.97 AU

Year: 1816 Days

Day: 5.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,286,825 km

• M1: 129,103 km (0.113 R)
• M2: 565,330 km (0.111 R)
• M3: 907,311 km (0.103 R)
• M4: 1,420,731 km (0.117 R)
• M5: 1,742,067 km (0.095 R)
• M6: 2,229,307 km (0.12 R)
• M7: 2,722,831 km (0.088 R)
• M8: 3,544,123 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.1

Radius: 12.4

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.33 AU - 3.07 AU

Year: 2959 Days

Day: 7.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,286,825 km

• M1: 154,684 km (0.038 R)
• M2: 572,212 km (0.119 R)
• M3: 984,504 km (0.052 R)
• M4: 1,749,098 km (0.114 R)
• M5: 2,302,760 km (0.116 R)
• M6: 2,819,172 km (0.091 R)
• M7: 3,378,369 km (0.057 R)
• M8: 3,934,574 km (0.089 R)
• M9: 5,049,826 km (0.077 R)
• M10: 7,686,339 km (0.113 R)
• M11: 8,555,801 km (0.094 R)
• M12: 11,247,366 km (0.116 R)
• M13: 11,718,749 km (0.114 R)
• M14: 13,169,549 km (0.067 R)
• M15: 13,649,459 km (0.114 R)
• M16: 14,140,888 km (0.096 R)
• M17: 16,930,739 km (0.082 R)
• M18: 17,446,403 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.6

Radius: 8

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.77 AU - 6.47 AU

Year: 8885 Days

Day: 10 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,286,825 km

• M1: 99,483 km (0.084 R)
• M2: 547,229 km (0.082 R)
• M3: 1,603,689 km (0.098 R)
• M4: 2,241,126 km (0.066 R)
• M5: 2,551,092 km (0.048 R)
• M6: 3,512,259 km (0.114 R)
• M7: 5,269,585 km (0.05 R)
• M8: 6,445,574 km (0.097 R)
• M9: 6,700,339 km (0.084 R)
• M10: 7,269,110 km (0.095 R)
• M11: 7,545,268 km (0.089 R)
• M12: 8,203,199 km (0.084 R)
• M13: 8,633,293 km (0.094 R)
• M14: 9,123,825 km (0.083 R)
• M15: 9,399,085 km (0.112 R)
• M16: 11,013,844 km (0.072 R)
• M17: 11,537,736 km (0.106 R)
• M18: 12,023,181 km (0.089 R)
• M19: 13,800,404 km (0.102 R)
• M20: 15,355,922 km (0.11 R)
• M21: 20,172,674 km (0.057 R)
• M22: 20,483,838 km (0.039 R)
• M23: 23,260,075 km (0.12 R)
• M24: 24,649,241 km (0.088 R)
• M25: 30,149,656 km (0.101 R)
• M26: 30,454,686 km (0.113 R)
• M27: 31,381,744 km (0.098 R)
• M28: 33,945,702 km (0.113 R)
• M29: 36,530,902 km (0.075 R)
• M30: 39,003,306 km (0.06 R)
• M31: 39,851,676 km (0.09 R)
• M32: 42,089,660 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222

Radius: 4

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.91 AU - 10.71 AU

Year: 20490 Days

Day: 19.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,286,825 km

• M1: 49,816 km (0.049 R)
• M2: 374,892 km (0.104 R)
• M3: 534,214 km (0.09 R)
• M4: 1,708,258 km (0.114 R)
• M5: 1,888,224 km (0.068 R)
• M6: 4,600,883 km (0.069 R)
• M7: 5,489,045 km (0.084 R)
• M8: 6,216,540 km (0.119 R)
• M9: 6,446,920 km (0.115 R)
• M10: 8,039,539 km (0.033 R)
• M11: 12,757,706 km (0.103 R)
• M12: 13,004,842 km (0.04 R)
• M13: 15,167,279 km (0.093 R)
• M14: 15,584,657 km (0.088 R)
• M15: 16,588,010 km (0.099 R)
• M16: 24,087,052 km (0.088 R)
• M17: 25,425,804 km (0.051 R)
• M18: 33,566,770 km (0.07 R)
• M19: 36,088,392 km (0.067 R)
• M20: 36,956,359 km (0.041 R)
• M21: 52,007,550 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.9

Radius: 3

Gravity: 81.99 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.99 AU - 12.13 AU

Year: 21278 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,286,825 km

• M1: 37,699 km (0.105 R)
• M2: 157,676 km (0.077 R)
• M3: 667,954 km (0.086 R)
• M4: 890,706 km (0.061 R)
• M5: 987,645 km (0.116 R)
• M6: 1,918,144 km (0.062 R)
• M7: 2,852,233 km (0.055 R)
• M8: 3,611,293 km (0.071 R)
• M9: 4,220,006 km (0.107 R)
• M10: 4,856,994 km (0.065 R)
• M11: 6,817,923 km (0.118 R)
• M12: 7,245,474 km (0.105 R)
• M13: 8,745,043 km (0.106 R)
• M14: 9,364,079 km (0.093 R)
• M15: 12,619,179 km (0.098 R)
• M16: 14,536,575 km (0.101 R)
• M17: 17,675,138 km (0.116 R)
• M18: 23,609,237 km (0.119 R)
• M19: 25,248,081 km (0.117 R)
• M20: 29,860,932 km (0.117 R)
• M21: 30,871,765 km (0.113 R)
• M22: 32,167,133 km (0.104 R)
• M23: 33,363,616 km (0.075 R)
• M24: 34,865,878 km (0.059 R)
• M25: 43,216,581 km (0.053 R)
• M26: 59,070,963 km (0.077 R)
• M27: 59,663,969 km (0.103 R)
• M28: 63,926,312 km (0.1 R)
• M29: 64,342,493 km (0.083 R)
• M30: 77,448,912 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 15,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit