🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 12.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.65 AU - 0.87 AU

Year: 457 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 92,906,531 km

• M1: 153,039 km (0.047 R)
• M2: 585,376 km (0.1 R)
• M3: 1,224,907 km (0.093 R)
• M4: 1,842,747 km (0.095 R)
• M5: 2,242,322 km (0.113 R)
• M6: 2,632,623 km (0.096 R)
• M7: 5,166,662 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.7

Radius: 14

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.02 AU - 1.06 AU

Year: 732 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,906,531 km

• M1: 174,431 km (0.095 R)
• M2: 633,248 km (0.101 R)
• M3: 1,196,783 km (0.12 R)
• M4: 1,893,011 km (0.107 R)
• M5: 2,447,571 km (0.11 R)
• M6: 3,612,190 km (0.062 R)
• M7: 4,064,275 km (0.091 R)
• M8: 4,522,792 km (0.084 R)
• M9: 5,084,233 km (0.071 R)
• M10: 5,526,744 km (0.088 R)
• M11: 6,209,209 km (0.061 R)
• M12: 6,653,515 km (0.082 R)
• M13: 7,228,120 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 11

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.95 AU - 1.23 AU

Year: 786 Days

Day: 15 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,906,531 km

• M1: 136,732 km (0.093 R)
• M2: 560,244 km (0.102 R)
• M3: 1,616,704 km (0.038 R)
• M4: 2,107,385 km (0.108 R)
• M5: 2,505,914 km (0.102 R)
• M6: 3,199,150 km (0.076 R)
• M7: 3,752,663 km (0.058 R)
• M8: 4,202,653 km (0.068 R)
• M9: 4,593,851 km (0.073 R)

Asteroid Belt

Center: 1.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452

Radius: 12.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.47 AU - 2.89 AU

Year: 3028 Days

Day: 8.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,906,531 km

• M1: 155,582 km (0.049 R)
• M2: 889,060 km (0.091 R)
• M3: 1,297,014 km (0.116 R)
• M4: 2,044,105 km (0.118 R)
• M5: 2,660,449 km (0.053 R)
• M6: 3,346,056 km (0.081 R)
• M7: 4,496,762 km (0.054 R)
• M8: 4,934,187 km (0.072 R)
• M9: 5,424,120 km (0.034 R)
• M10: 5,869,772 km (0.089 R)
• M11: 6,420,741 km (0.108 R)
• M12: 7,657,167 km (0.085 R)
• M13: 8,944,157 km (0.108 R)
• M14: 9,532,975 km (0.114 R)
• M15: 11,060,070 km (0.032 R)
• M16: 13,446,006 km (0.111 R)
• M17: 15,022,618 km (0.03 R)
• M18: 18,595,763 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879

Radius: 5.4

Gravity: 30.14 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 9.13 AU - 12.07 AU

Year: 23822 Days

Day: 18.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 92,906,531 km

• M1: 67,917 km (0.111 R)
• M2: 599,588 km (0.111 R)
• M3: 787,782 km (0.116 R)
• M4: 1,138,889 km (0.11 R)
• M5: 1,466,209 km (0.072 R)
• M6: 1,794,875 km (0.119 R)
• M7: 2,193,703 km (0.115 R)
• M8: 2,450,563 km (0.036 R)
• M9: 4,185,748 km (0.073 R)
• M10: 5,242,358 km (0.093 R)
• M11: 6,008,898 km (0.069 R)
• M12: 6,994,748 km (0.099 R)
• M13: 7,295,140 km (0.071 R)
• M14: 8,583,627 km (0.042 R)
• M15: 9,162,870 km (0.087 R)
• M16: 14,686,023 km (0.082 R)
• M17: 15,429,225 km (0.041 R)
• M18: 15,767,466 km (0.091 R)
• M19: 16,546,572 km (0.081 R)
• M20: 17,350,959 km (0.075 R)
• M21: 19,920,602 km (0.104 R)
• M22: 20,422,802 km (0.054 R)
• M23: 24,633,384 km (0.111 R)
• M24: 25,211,729 km (0.097 R)
• M25: 25,445,700 km (0.073 R)
• M26: 27,123,740 km (0.09 R)
• M27: 28,492,859 km (0.092 R)
• M28: 30,831,672 km (0.113 R)
• M29: 31,099,153 km (0.054 R)
• M30: 36,034,985 km (0.088 R)
• M31: 37,687,892 km (0.083 R)
• M32: 40,340,711 km (0.09 R)
• M33: 57,283,568 km (0.119 R)
• M34: 62,049,307 km (0.109 R)
• M35: 63,334,652 km (0.034 R)
• M36: 65,958,300 km (0.12 R)
• M37: 66,625,356 km (0.071 R)
• M38: 67,072,505 km (0.091 R)
• M39: 69,109,728 km (0.041 R)
• M40: 70,954,868 km (0.073 R)
• M41: 74,743,135 km (0.113 R)
• M42: 76,686,860 km (0.035 R)
• M43: 81,693,153 km (0.067 R)
• M44: 84,537,308 km (0.071 R)
• M45: 92,350,655 km (0.085 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: 505 - 19,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit