🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.5

Radius: 8.4

Gravity: 13.88 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.48 AU - 0.74 AU

Year: 323 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,249,773 km

• M1: 104,569 km (0.109 R)
• M2: 397,033 km (0.12 R)
• M3: 687,701 km (0.055 R)
• M4: 960,119 km (0.103 R)
• M5: 1,288,636 km (0.095 R)
• M6: 1,587,084 km (0.047 R)
• M7: 1,854,565 km (0.072 R)
• M8: 2,177,995 km (0.092 R)
• M9: 2,577,123 km (0.069 R)
• M10: 2,855,973 km (0.053 R)
• M11: 3,335,434 km (0.083 R)
• M12: 3,791,708 km (0.032 R)
• M13: 4,553,759 km (0.117 R)
• M14: 5,147,064 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 13.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.54 AU - 0.8 AU

Year: 372 Days

Day: 7.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 147.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,249,773 km

• M1: 166,652 km (0.083 R)
• M2: 613,351 km (0.072 R)
• M3: 1,276,668 km (0.106 R)
• M4: 1,729,501 km (0.114 R)
• M5: 2,156,453 km (0.082 R)
• M6: 2,616,766 km (0.056 R)
• M7: 3,089,495 km (0.089 R)
• M8: 3,667,242 km (0.11 R)
• M9: 4,289,569 km (0.074 R)
• M10: 5,162,323 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.1

Radius: 10.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.87 AU - 5.99 AU

Year: 8582 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,249,773 km

• M1: 125,662 km (0.116 R)
• M2: 469,887 km (0.115 R)
• M3: 961,914 km (0.08 R)
• M4: 1,416,542 km (0.059 R)
• M5: 1,852,321 km (0.065 R)
• M6: 2,601,956 km (0.073 R)
• M7: 2,997,343 km (0.105 R)
• M8: 3,346,504 km (0.058 R)
• M9: 3,862,318 km (0.089 R)
• M10: 4,694,680 km (0.057 R)
• M11: 5,431,300 km (0.106 R)
• M12: 5,827,435 km (0.079 R)
• M13: 6,542,214 km (0.109 R)
• M14: 7,205,381 km (0.103 R)
• M15: 8,789,174 km (0.085 R)
• M16: 9,509,637 km (0.081 R)
• M17: 10,223,219 km (0.076 R)
• M18: 12,111,892 km (0.037 R)
• M19: 13,548,930 km (0.083 R)
• M20: 13,939,230 km (0.117 R)
• M21: 17,666,461 km (0.119 R)
• M22: 19,089,885 km (0.046 R)
• M23: 23,817,776 km (0.075 R)
• M24: 24,882,015 km (0.056 R)
• M25: 26,494,232 km (0.096 R)
• M26: 28,355,977 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.8

Radius: 6.7

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.5 AU - 9.08 AU

Year: 17676 Days

Day: 19.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,249,773 km

• M1: 83,476 km (0.055 R)
• M2: 309,069 km (0.074 R)
• M3: 1,871,469 km (0.118 R)
• M4: 2,934,811 km (0.09 R)
• M5: 3,209,024 km (0.075 R)
• M6: 3,694,619 km (0.097 R)
• M7: 4,513,517 km (0.048 R)
• M8: 4,777,857 km (0.085 R)
• M9: 6,799,672 km (0.116 R)
• M10: 11,987,277 km (0.118 R)
• M11: 13,898,241 km (0.071 R)
• M12: 14,601,799 km (0.095 R)
• M13: 16,386,801 km (0.079 R)
• M14: 20,743,690 km (0.091 R)
• M15: 22,130,911 km (0.066 R)
• M16: 23,776,637 km (0.099 R)
• M17: 26,130,559 km (0.064 R)
• M18: 37,371,044 km (0.099 R)
• M19: 40,400,401 km (0.098 R)
• M20: 41,397,620 km (0.062 R)
• M21: 42,410,996 km (0.074 R)
• M22: 50,956,924 km (0.081 R)
• M23: 55,718,026 km (0.099 R)
• M24: 57,130,978 km (0.106 R)
• M25: 58,026,022 km (0.089 R)
• M26: 60,953,054 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.8

Radius: 5.6

Gravity: 22.25 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.66 AU - 10.1 AU

Year: 21063 Days

Day: 23.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,249,773 km

• M1: 80,783 km (0.108 R)
• M2: 604,226 km (0.111 R)
• M3: 1,493,735 km (0.092 R)
• M4: 5,447,307 km (0.081 R)
• M5: 5,769,990 km (0.097 R)
• M6: 6,020,118 km (0.029 R)
• M7: 6,953,459 km (0.07 R)
• M8: 10,327,788 km (0.114 R)
• M9: 15,598,720 km (0.09 R)
• M10: 15,840,470 km (0.029 R)
• M11: 16,497,504 km (0.115 R)
• M12: 17,690,846 km (0.09 R)
• M13: 22,730,349 km (0.11 R)
• M14: 26,421,826 km (0.052 R)
• M15: 32,942,199 km (0.086 R)
• M16: 34,281,848 km (0.048 R)
• M17: 35,657,550 km (0.069 R)
• M18: 35,936,999 km (0.118 R)
• M19: 36,500,384 km (0.117 R)
• M20: 45,836,488 km (0.115 R)
• M21: 58,565,023 km (0.099 R)
• M22: 61,324,954 km (0.052 R)
• M23: 66,890,444 km (0.088 R)
• M24: 73,007,800 km (0.114 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: 403 - 10,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit