🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.1

Radius: 11.1

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.08 AU - 1.64 AU

Year: 1008 Days

Day: 10.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,575,432 km

• M1: 139,425 km (0.075 R)
• M2: 494,122 km (0.095 R)
• M3: 1,001,259 km (0.074 R)
• M4: 1,465,162 km (0.115 R)
• M5: 2,008,950 km (0.079 R)
• M6: 2,749,310 km (0.054 R)
• M7: 3,116,872 km (0.065 R)
• M8: 3,465,584 km (0.101 R)
• M9: 4,110,201 km (0.104 R)
• M10: 5,251,035 km (0.11 R)
• M11: 6,179,290 km (0.112 R)
• M12: 7,086,002 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.9

Radius: 14.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.42 AU - 2.62 AU

Year: 2544 Days

Day: 15 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,575,432 km

• M1: 184,005 km (0.119 R)
• M2: 711,338 km (0.061 R)
• M3: 1,295,817 km (0.115 R)
• M4: 2,151,517 km (0.077 R)
• M5: 2,700,690 km (0.097 R)
• M6: 3,487,725 km (0.115 R)
• M7: 4,232,423 km (0.094 R)
• M8: 5,105,177 km (0.052 R)
• M9: 6,149,370 km (0.113 R)
• M10: 7,179,651 km (0.095 R)
• M11: 8,091,001 km (0.028 R)
• M12: 8,592,004 km (0.072 R)
• M13: 9,436,933 km (0.097 R)
• M14: 11,333,834 km (0.07 R)
• M15: 15,259,731 km (0.091 R)
• M16: 16,873,593 km (0.044 R)
• M17: 18,199,329 km (0.096 R)
• M18: 18,771,840 km (0.074 R)
• M19: 19,712,811 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 10.1

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.38 AU - 3.72 AU

Year: 3387 Days

Day: 7.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,575,432 km

• M1: 127,308 km (0.103 R)
• M2: 487,539 km (0.096 R)
• M3: 882,777 km (0.103 R)
• M4: 1,303,895 km (0.092 R)
• M5: 1,749,846 km (0.118 R)
• M6: 2,267,605 km (0.087 R)
• M7: 2,868,240 km (0.094 R)
• M8: 3,851,397 km (0.101 R)
• M9: 4,275,956 km (0.061 R)
• M10: 4,591,607 km (0.108 R)
• M11: 5,321,047 km (0.035 R)
• M12: 5,713,891 km (0.088 R)
• M13: 6,296,275 km (0.103 R)
• M14: 6,616,863 km (0.118 R)
• M15: 7,677,812 km (0.075 R)
• M16: 8,562,683 km (0.11 R)
• M17: 9,177,231 km (0.094 R)
• M18: 10,333,024 km (0.105 R)
• M19: 14,837,566 km (0.12 R)
• M20: 15,565,210 km (0.115 R)
• M21: 15,937,858 km (0.103 R)
• M22: 18,477,731 km (0.08 R)
• M23: 19,198,044 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.3

Radius: 9.9

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.82 AU - 3.82 AU

Year: 3846 Days

Day: 5.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,575,432 km

• M1: 123,119 km (0.041 R)
• M2: 438,172 km (0.081 R)
• M3: 1,190,799 km (0.078 R)
• M4: 1,988,604 km (0.068 R)
• M5: 2,836,525 km (0.117 R)
• M6: 4,816,603 km (0.084 R)
• M7: 5,358,596 km (0.088 R)
• M8: 6,623,446 km (0.046 R)
• M9: 7,420,952 km (0.078 R)
• M10: 8,951,039 km (0.098 R)
• M11: 9,467,301 km (0.108 R)
• M12: 11,304,662 km (0.105 R)
• M13: 12,040,235 km (0.118 R)
• M14: 12,352,296 km (0.087 R)
• M15: 13,558,953 km (0.077 R)
• M16: 16,585,766 km (0.028 R)
• M17: 17,308,773 km (0.089 R)
• M18: 18,936,996 km (0.114 R)
• M19: 19,726,723 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818

Radius: 13.9

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.18 AU - 5.06 AU

Year: 6314 Days

Day: 13.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,575,432 km

• M1: 174,730 km (0.104 R)
• M2: 620,233 km (0.117 R)
• M3: 1,072,018 km (0.12 R)
• M4: 1,637,049 km (0.119 R)
• M5: 3,918,567 km (0.116 R)
• M6: 4,502,298 km (0.1 R)
• M7: 5,441,323 km (0.054 R)
• M8: 6,785,610 km (0.057 R)
• M9: 9,532,526 km (0.112 R)
• M10: 10,883,245 km (0.105 R)
• M11: 13,619,540 km (0.04 R)
• M12: 16,142,209 km (0.091 R)
• M13: 17,180,567 km (0.073 R)
• M14: 19,534,490 km (0.116 R)
• M15: 26,613,312 km (0.091 R)
• M16: 27,421,738 km (0.106 R)
• M17: 29,562,185 km (0.083 R)
• M18: 35,128,871 km (0.091 R)
• M19: 36,101,856 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.6

Radius: 5.7

Gravity: 12.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.33 AU - 8.69 AU

Year: 11801 Days

Day: 18.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,575,432 km

• M1: 70,909 km (0.104 R)
• M2: 334,800 km (0.112 R)
• M3: 853,157 km (0.113 R)
• M4: 1,167,611 km (0.079 R)
• M5: 1,422,526 km (0.105 R)
• M6: 2,252,794 km (0.085 R)
• M7: 2,455,499 km (0.117 R)
• M8: 3,115,824 km (0.091 R)
• M9: 3,321,222 km (0.034 R)
• M10: 3,609,348 km (0.082 R)
• M11: 4,045,725 km (0.076 R)
• M12: 4,374,541 km (0.064 R)
• M13: 5,436,087 km (0.064 R)
• M14: 6,547,749 km (0.104 R)
• M15: 7,314,887 km (0.097 R)
• M16: 9,635,898 km (0.086 R)
• M17: 10,122,989 km (0.109 R)
• M18: 12,634,587 km (0.078 R)
• M19: 13,516,168 km (0.075 R)
• M20: 16,066,961 km (0.11 R)
• M21: 22,180,427 km (0.048 R)
• M22: 24,699,207 km (0.043 R)
• M23: 30,399,484 km (0.113 R)
• M24: 35,408,470 km (0.038 R)
• M25: 36,917,763 km (0.081 R)
• M26: 38,107,664 km (0.093 R)
• M27: 38,833,662 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 13,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit