🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.7

Radius: 8.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.03 AU - 1.53 AU

Year: 982 Days

Day: 12.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,146,999 km

• M1: 108,458 km (0.104 R)
• M2: 395,387 km (0.054 R)
• M3: 881,131 km (0.113 R)
• M4: 1,344,735 km (0.077 R)
• M5: 2,186,522 km (0.101 R)
• M6: 3,817,289 km (0.114 R)
• M7: 4,366,014 km (0.094 R)
• M8: 4,716,821 km (0.055 R)
• M9: 5,068,974 km (0.091 R)
• M10: 7,079,420 km (0.088 R)
• M11: 7,609,744 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.9

Radius: 8.9

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.16 AU - 1.74 AU

Year: 1184 Days

Day: 12.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,146,999 km

• M1: 110,852 km (0.046 R)
• M2: 493,823 km (0.116 R)
• M3: 990,338 km (0.111 R)
• M4: 1,271,133 km (0.085 R)
• M5: 2,357,363 km (0.101 R)
• M6: 3,388,841 km (0.029 R)
• M7: 3,719,003 km (0.043 R)
• M8: 4,158,372 km (0.114 R)
• M9: 5,313,268 km (0.115 R)
• M10: 5,946,366 km (0.038 R)
• M11: 6,608,636 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286

Radius: 14.7

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.82 AU - 2.56 AU

Year: 2198 Days

Day: 13 Hours

Environment

Temp: -197 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,146,999 km

• M1: 182,809 km (0.106 R)
• M2: 725,101 km (0.077 R)
• M3: 1,510,041 km (0.111 R)
• M4: 2,130,872 km (0.039 R)
• M5: 3,003,776 km (0.037 R)
• M6: 4,139,672 km (0.059 R)
• M7: 4,826,626 km (0.098 R)
• M8: 5,675,893 km (0.098 R)
• M9: 6,241,373 km (0.119 R)
• M10: 7,147,637 km (0.042 R)
• M11: 8,831,510 km (0.101 R)
• M12: 9,656,094 km (0.092 R)
• M13: 10,498,180 km (0.114 R)
• M14: 10,971,508 km (0.111 R)
• M15: 11,459,197 km (0.049 R)
• M16: 11,925,045 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.8

Radius: 4.1

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.2 AU - 6.56 AU

Year: 9671 Days

Day: 24.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,146,999 km

• M1: 67,618 km (0.11 R)
• M2: 264,639 km (0.117 R)
• M3: 479,910 km (0.037 R)
• M4: 671,395 km (0.069 R)
• M5: 799,002 km (0.071 R)
• M6: 1,441,675 km (0.071 R)
• M7: 1,713,943 km (0.097 R)
• M8: 4,013,412 km (0.079 R)
• M9: 6,680,742 km (0.103 R)
• M10: 18,760,171 km (0.085 R)
• M11: 20,004,377 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.4

Radius: 4.9

Gravity: 27.76 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.58 AU - 9.7 AU

Year: 20301 Days

Day: 21 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,146,999 km

• M1: 60,886 km (0.043 R)
• M2: 248,183 km (0.11 R)
• M3: 482,902 km (0.048 R)
• M4: 1,575,266 km (0.051 R)
• M5: 1,840,802 km (0.058 R)
• M6: 2,624,844 km (0.073 R)
• M7: 3,077,827 km (0.076 R)
• M8: 3,730,522 km (0.115 R)
• M9: 4,369,155 km (0.116 R)
• M10: 4,930,447 km (0.099 R)
• M11: 5,698,033 km (0.111 R)
• M12: 6,068,138 km (0.104 R)
• M13: 7,810,056 km (0.114 R)
• M14: 8,061,680 km (0.052 R)
• M15: 8,528,126 km (0.072 R)
• M16: 9,859,846 km (0.12 R)
• M17: 10,153,806 km (0.112 R)
• M18: 11,324,409 km (0.092 R)
• M19: 12,108,452 km (0.116 R)
• M20: 13,638,838 km (0.111 R)
• M21: 15,529,007 km (0.091 R)
• M22: 27,639,703 km (0.111 R)
• M23: 29,055,646 km (0.075 R)
• M24: 30,272,027 km (0.11 R)
• M25: 37,432,080 km (0.111 R)
• M26: 39,309,832 km (0.088 R)
• M27: 43,723,418 km (0.118 R)
• M28: 52,800,269 km (0.075 R)
• M29: 53,338,522 km (0.114 R)
• M30: 61,261,226 km (0.066 R)
• M31: 71,891,950 km (0.066 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 19,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit