🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.4

Radius: 14

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.88 AU - 1.04 AU

Year: 638 Days

Day: 5 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,994,207 km

• M1: 174,282 km (0.071 R)
• M2: 660,325 km (0.119 R)
• M3: 1,342,192 km (0.05 R)
• M4: 1,831,976 km (0.093 R)
• M5: 2,359,158 km (0.109 R)
• M6: 3,123,604 km (0.089 R)
• M7: 3,958,659 km (0.082 R)
• M8: 4,886,315 km (0.113 R)
• M9: 5,347,226 km (0.06 R)
• M10: 6,113,467 km (0.108 R)
• M11: 6,907,981 km (0.049 R)
• M12: 7,444,738 km (0.094 R)
• M13: 7,913,129 km (0.115 R)
• M14: 8,526,480 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.3

Radius: 9.1

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.03 AU - 1.43 AU

Year: 925 Days

Day: 5.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,994,207 km

• M1: 113,246 km (0.042 R)
• M2: 533,017 km (0.095 R)
• M3: 816,655 km (0.107 R)
• M4: 1,225,655 km (0.073 R)
• M5: 1,534,276 km (0.101 R)
• M6: 1,822,252 km (0.08 R)
• M7: 2,521,023 km (0.071 R)
• M8: 3,430,130 km (0.097 R)
• M9: 4,069,062 km (0.107 R)
• M10: 4,425,404 km (0.025 R)
• M11: 4,732,529 km (0.074 R)
• M12: 5,408,861 km (0.099 R)
• M13: 6,190,061 km (0.058 R)
• M14: 6,706,921 km (0.112 R)
• M15: 7,159,455 km (0.07 R)
• M16: 8,561,636 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.8

Radius: 14.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.51 AU - 2.99 AU

Year: 3093 Days

Day: 5 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,994,207 km

• M1: 177,872 km (0.105 R)
• M2: 635,791 km (0.112 R)
• M3: 1,123,480 km (0.076 R)
• M4: 1,824,047 km (0.111 R)
• M5: 2,298,122 km (0.12 R)
• M6: 2,822,164 km (0.057 R)
• M7: 3,313,443 km (0.034 R)
• M8: 4,471,480 km (0.083 R)
• M9: 5,297,261 km (0.04 R)
• M10: 5,856,757 km (0.074 R)
• M11: 6,634,067 km (0.073 R)
• M12: 8,716,769 km (0.1 R)
• M13: 9,346,725 km (0.106 R)
• M14: 10,287,846 km (0.108 R)
• M15: 11,508,115 km (0.052 R)
• M16: 14,953,953 km (0.061 R)
• M17: 17,082,581 km (0.085 R)
• M18: 18,428,962 km (0.107 R)
• M19: 19,593,581 km (0.119 R)
• M20: 21,134,140 km (0.11 R)
• M21: 23,171,813 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.9

Radius: 11.6

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.45 AU - 3.13 AU

Year: 3161 Days

Day: 9.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,994,207 km

• M1: 144,212 km (0.095 R)
• M2: 692,937 km (0.095 R)
• M3: 1,257,669 km (0.081 R)
• M4: 1,879,847 km (0.107 R)
• M5: 2,728,516 km (0.093 R)
• M6: 3,149,783 km (0.112 R)
• M7: 3,816,840 km (0.068 R)
• M8: 4,184,402 km (0.029 R)
• M9: 4,747,937 km (0.114 R)
• M10: 5,799,461 km (0.111 R)
• M11: 6,261,269 km (0.078 R)
• M12: 6,775,288 km (0.083 R)
• M13: 7,464,635 km (0.1 R)
• M14: 9,959,628 km (0.091 R)
• M15: 10,775,235 km (0.12 R)
• M16: 11,475,054 km (0.119 R)
• M17: 12,246,381 km (0.103 R)
• M18: 12,623,667 km (0.105 R)
• M19: 13,269,780 km (0.065 R)
• M20: 13,757,469 km (0.051 R)
• M21: 14,628,129 km (0.107 R)
• M22: 15,196,750 km (0.118 R)
• M23: 15,977,651 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.1

Radius: 9.5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.72 AU - 5.26 AU

Year: 6453 Days

Day: 13.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,994,207 km

• M1: 122,072 km (0.095 R)
• M2: 1,589,777 km (0.057 R)
• M3: 2,533,440 km (0.069 R)
• M4: 3,237,298 km (0.086 R)
• M5: 3,835,390 km (0.118 R)
• M6: 4,233,321 km (0.103 R)
• M7: 4,868,663 km (0.066 R)
• M8: 6,202,477 km (0.101 R)
• M9: 7,090,789 km (0.108 R)
• M10: 7,583,565 km (0.102 R)
• M11: 8,061,530 km (0.032 R)
• M12: 8,875,941 km (0.093 R)
• M13: 9,915,796 km (0.118 R)
• M14: 13,790,381 km (0.098 R)
• M15: 16,241,392 km (0.099 R)
• M16: 18,440,032 km (0.055 R)
• M17: 19,237,538 km (0.106 R)
• M18: 21,694,833 km (0.092 R)
• M19: 22,210,347 km (0.08 R)
• M20: 25,721,259 km (0.102 R)
• M21: 27,909,876 km (0.045 R)
• M22: 29,765,937 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.5

Radius: 7.5

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.65 AU - 10.23 AU

Year: 21255 Days

Day: 18.6 Hours

Environment

Temp: -244 °C

Axial Tilt: 155.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,994,207 km

• M1: 94,845 km (0.043 R)
• M2: 377,435 km (0.114 R)
• M3: 866,321 km (0.109 R)
• M4: 1,208,152 km (0.09 R)
• M5: 1,517,670 km (0.088 R)
• M6: 2,482,876 km (0.118 R)
• M7: 3,651,385 km (0.046 R)
• M8: 4,202,055 km (0.118 R)
• M9: 4,551,066 km (0.119 R)
• M10: 4,881,678 km (0.031 R)
• M11: 8,078,584 km (0.077 R)
• M12: 14,075,514 km (0.085 R)
• M13: 16,509,172 km (0.09 R)
• M14: 17,202,708 km (0.107 R)
• M15: 18,279,214 km (0.064 R)
• M16: 33,785,632 km (0.047 R)
• M17: 38,250,081 km (0.116 R)
• M18: 39,005,102 km (0.077 R)
• M19: 45,071,594 km (0.07 R)
• M20: 47,283,249 km (0.064 R)
• M21: 50,463,551 km (0.075 R)
• M22: 66,114,629 km (0.091 R)
• M23: 71,897,634 km (0.099 R)
• M24: 75,618,881 km (0.115 R)
• M25: 82,436,655 km (0.046 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: 480 - 15,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit