🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.8

Radius: 10

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.86 AU - 1.28 AU

Year: 751 Days

Day: 7.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,852,806 km

• M1: 124,316 km (0.068 R)
• M2: 438,023 km (0.026 R)
• M3: 1,133,952 km (0.089 R)
• M4: 1,493,735 km (0.087 R)
• M5: 1,896,901 km (0.079 R)
• M6: 2,258,030 km (0.102 R)
• M7: 2,826,203 km (0.108 R)
• M8: 3,424,146 km (0.115 R)
• M9: 6,574,228 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 14.7

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.81 AU - 4.35 AU

Year: 5590 Days

Day: 12.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,852,806 km

• M1: 182,958 km (0.056 R)
• M2: 874,549 km (0.084 R)
• M3: 1,464,862 km (0.072 R)
• M4: 4,531,768 km (0.081 R)
• M5: 6,437,346 km (0.101 R)
• M6: 7,009,857 km (0.118 R)
• M7: 7,492,310 km (0.1 R)
• M8: 9,503,354 km (0.115 R)
• M9: 10,673,509 km (0.106 R)
• M10: 11,192,015 km (0.051 R)
• M11: 13,436,582 km (0.068 R)
• M12: 14,909,672 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.4

Radius: 8.2

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.72 AU - 5.16 AU

Year: 6345 Days

Day: 9.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,852,806 km

• M1: 102,026 km (0.062 R)
• M2: 366,365 km (0.11 R)
• M3: 839,244 km (0.113 R)
• M4: 1,142,479 km (0.078 R)
• M5: 1,399,039 km (0.051 R)
• M6: 1,768,845 km (0.115 R)
• M7: 3,265,422 km (0.12 R)
• M8: 5,038,755 km (0.099 R)
• M9: 5,436,686 km (0.058 R)
• M10: 5,798,413 km (0.028 R)
• M11: 6,117,057 km (0.066 R)
• M12: 6,508,555 km (0.08 R)
• M13: 7,476,004 km (0.082 R)
• M14: 9,141,327 km (0.11 R)
• M15: 9,533,723 km (0.118 R)
• M16: 11,530,555 km (0.114 R)
• M17: 12,795,854 km (0.093 R)
• M18: 13,089,066 km (0.074 R)
• M19: 14,517,725 km (0.041 R)
• M20: 15,766,568 km (0.112 R)
• M21: 18,106,877 km (0.102 R)
• M22: 18,476,833 km (0.091 R)
• M23: 21,827,975 km (0.059 R)
• M24: 22,957,738 km (0.116 R)
• M25: 24,573,844 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.7

Radius: 10.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.49 AU - 5.11 AU

Year: 7133 Days

Day: 6.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,852,806 km

• M1: 148,700 km (0.032 R)
• M2: 615,446 km (0.065 R)
• M3: 956,080 km (0.092 R)
• M4: 1,368,970 km (0.088 R)
• M5: 1,842,896 km (0.091 R)
• M6: 3,292,200 km (0.089 R)
• M7: 3,953,573 km (0.072 R)
• M8: 10,855,121 km (0.111 R)
• M9: 11,394,571 km (0.042 R)
• M10: 16,439,310 km (0.069 R)
• M11: 16,954,974 km (0.097 R)
• M12: 17,348,865 km (0.077 R)
• M13: 18,429,111 km (0.064 R)
• M14: 19,056,076 km (0.059 R)
• M15: 20,648,695 km (0.102 R)
• M16: 28,460,995 km (0.098 R)
• M17: 30,057,354 km (0.12 R)
• M18: 32,411,426 km (0.109 R)
• M19: 33,325,020 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.3

Radius: 4.5

Gravity: 36.01 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.87 AU - 6.87 AU

Year: 10904 Days

Day: 18.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,852,806 km

• M1: 55,950 km (0.071 R)
• M2: 416,929 km (0.119 R)
• M3: 702,811 km (0.072 R)
• M4: 865,274 km (0.118 R)
• M5: 1,030,879 km (0.093 R)
• M6: 1,468,453 km (0.089 R)
• M7: 1,883,736 km (0.079 R)
• M8: 3,104,904 km (0.113 R)
• M9: 3,573,893 km (0.07 R)
• M10: 3,758,048 km (0.092 R)
• M11: 3,920,960 km (0.117 R)
• M12: 4,202,952 km (0.055 R)
• M13: 4,807,477 km (0.1 R)
• M14: 5,965,215 km (0.087 R)
• M15: 6,647,830 km (0.078 R)
• M16: 8,673,685 km (0.114 R)
• M17: 8,863,075 km (0.073 R)
• M18: 11,812,846 km (0.114 R)
• M19: 14,346,436 km (0.05 R)
• M20: 14,812,433 km (0.079 R)
• M21: 15,219,788 km (0.092 R)
• M22: 17,145,711 km (0.114 R)
• M23: 17,974,932 km (0.117 R)
• M24: 22,883,388 km (0.059 R)
• M25: 24,730,922 km (0.085 R)
• M26: 25,593,802 km (0.096 R)
• M27: 26,675,544 km (0.075 R)
• M28: 30,756,125 km (0.098 R)
• M29: 32,316,880 km (0.097 R)
• M30: 33,231,970 km (0.111 R)
• M31: 37,065,715 km (0.069 R)
• M32: 41,183,845 km (0.118 R)
• M33: 45,882,565 km (0.087 R)
• M34: 48,064,300 km (0.071 R)
• M35: 49,556,688 km (0.111 R)
• M36: 50,926,107 km (0.107 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: 238 - 14,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit