🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.56 AU - 0.86 AU

Year: 220 Days

Day: 23.9 Hours

Environment

Temp: 112 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,942,182 km

• M1: 150,645 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.3

Radius: 9.6

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.58 AU - 6.04 AU

Year: 5141 Days

Day: 14.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,942,182 km

• M1: 119,379 km (0.109 R)
• M2: 646,712 km (0.096 R)
• M3: 1,134,999 km (0.063 R)
• M4: 1,997,431 km (0.084 R)
• M5: 4,716,671 km (0.109 R)
• M6: 6,079,358 km (0.086 R)
• M7: 6,818,222 km (0.1 R)
• M8: 8,093,394 km (0.084 R)
• M9: 8,787,529 km (0.088 R)
• M10: 9,149,107 km (0.072 R)
• M11: 10,516,431 km (0.113 R)
• M12: 13,812,222 km (0.066 R)
• M13: 14,690,661 km (0.112 R)
• M14: 16,256,801 km (0.104 R)
• M15: 18,645,430 km (0.097 R)
• M16: 19,109,632 km (0.117 R)
• M17: 22,206,308 km (0.104 R)
• M18: 22,954,148 km (0.073 R)
• M19: 23,257,981 km (0.095 R)
• M20: 24,421,104 km (0.12 R)
• M21: 27,285,455 km (0.119 R)
• M22: 28,754,356 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713

Radius: 13.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.86 AU - 9.26 AU

Year: 9194 Days

Day: 11.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,942,182 km

• M1: 173,384 km (0.059 R)
• M2: 627,563 km (0.084 R)
• M3: 1,232,088 km (0.098 R)
• M4: 2,361,552 km (0.113 R)
• M5: 2,992,855 km (0.109 R)
• M6: 3,785,425 km (0.071 R)
• M7: 4,426,302 km (0.095 R)
• M8: 5,076,604 km (0.097 R)
• M9: 8,602,027 km (0.064 R)
• M10: 9,333,411 km (0.03 R)
• M11: 15,009,005 km (0.08 R)
• M12: 18,564,497 km (0.118 R)
• M13: 22,646,874 km (0.047 R)
• M14: 24,309,953 km (0.092 R)
• M15: 28,471,766 km (0.086 R)
• M16: 29,684,406 km (0.109 R)
• M17: 31,567,544 km (0.042 R)
• M18: 34,881,287 km (0.082 R)
• M19: 35,340,103 km (0.085 R)
• M20: 35,802,810 km (0.108 R)
• M21: 39,279,464 km (0.095 R)
• M22: 40,655,166 km (0.109 R)
• M23: 44,435,804 km (0.072 R)
• M24: 45,110,490 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.4

Radius: 9.5

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.57 AU - 11.91 AU

Year: 11159 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 113.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,942,182 km

• M1: 247,435 km (0.075 R)
• M2: 1,334,413 km (0.072 R)
• M3: 1,855,911 km (0.047 R)
• M4: 3,505,976 km (0.053 R)
• M5: 5,713,442 km (0.098 R)
• M6: 8,029,067 km (0.118 R)
• M7: 8,955,228 km (0.109 R)
• M8: 13,381,081 km (0.1 R)
• M9: 14,020,761 km (0.063 R)
• M10: 15,018,130 km (0.107 R)
• M11: 15,849,595 km (0.069 R)
• M12: 21,065,175 km (0.09 R)
• M13: 22,194,938 km (0.042 R)
• M14: 23,456,198 km (0.119 R)
• M15: 27,424,132 km (0.112 R)
• M16: 30,159,828 km (0.11 R)
• M17: 30,816,114 km (0.12 R)
• M18: 32,498,342 km (0.106 R)
• M19: 37,533,059 km (0.089 R)
• M20: 41,566,367 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.9

Radius: 5.2

Gravity: 21.48 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 10.78 AU - 14.34 AU

Year: 16340 Days

Day: 23.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,942,182 km

• M1: 64,925 km (0.057 R)
• M2: 237,262 km (0.116 R)
• M3: 425,307 km (0.107 R)
• M4: 1,208,452 km (0.038 R)
• M5: 1,474,736 km (0.087 R)
• M6: 3,353,984 km (0.091 R)
• M7: 3,852,145 km (0.092 R)
• M8: 4,119,028 km (0.104 R)
• M9: 6,145,032 km (0.056 R)
• M10: 7,282,424 km (0.06 R)
• M11: 10,989,011 km (0.105 R)
• M12: 16,164,349 km (0.039 R)
• M13: 17,977,924 km (0.066 R)
• M14: 18,555,671 km (0.115 R)
• M15: 22,379,542 km (0.115 R)
• M16: 27,232,796 km (0.063 R)
• M17: 28,547,163 km (0.057 R)
• M18: 31,183,676 km (0.102 R)
• M19: 31,420,190 km (0.076 R)
• M20: 40,058,271 km (0.117 R)
• M21: 40,901,255 km (0.096 R)
• M22: 41,899,521 km (0.102 R)
• M23: 42,332,308 km (0.104 R)
• M24: 48,708,020 km (0.085 R)
• M25: 49,990,821 km (0.03 R)
• M26: 59,607,571 km (0.105 R)
• M27: 61,817,131 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 17,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit