🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 8.1

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.73 AU - 0.75 AU

Year: 432 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,364,609 km

• M1: 100,679 km (0.118 R)
• M2: 396,734 km (0.091 R)
• M3: 752,477 km (0.078 R)
• M4: 1,021,155 km (0.082 R)
• M5: 1,558,810 km (0.102 R)
• M6: 1,822,102 km (0.082 R)
• M7: 2,081,056 km (0.113 R)
• M8: 2,604,499 km (0.055 R)
• M9: 3,447,633 km (0.118 R)
• M10: 3,731,868 km (0.061 R)
• M11: 4,333,701 km (0.091 R)
• M12: 4,784,888 km (0.06 R)
• M13: 5,108,019 km (0.045 R)
• M14: 5,611,566 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 13.6

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.82 AU - 1.28 AU

Year: 730 Days

Day: 13.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,364,609 km

• M1: 169,195 km (0.084 R)
• M2: 791,971 km (0.073 R)
• M3: 1,221,167 km (0.08 R)
• M4: 1,688,212 km (0.107 R)
• M5: 2,693,061 km (0.075 R)
• M6: 4,156,427 km (0.063 R)
• M7: 5,387,468 km (0.064 R)
• M8: 6,634,366 km (0.116 R)
• M9: 7,068,200 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.5

Radius: 14.1

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.24 AU - 1.4 AU

Year: 1029 Days

Day: 13.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 158.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,364,609 km

• M1: 175,478 km (0.09 R)
• M2: 668,553 km (0.097 R)
• M3: 1,111,213 km (0.085 R)
• M4: 1,825,992 km (0.086 R)
• M5: 2,745,869 km (0.053 R)
• M6: 3,340,969 km (0.112 R)
• M7: 4,121,421 km (0.046 R)
• M8: 6,245,861 km (0.092 R)
• M9: 7,483,633 km (0.063 R)
• M10: 9,400,581 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 13.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.84 AU - 5.46 AU

Year: 7927 Days

Day: 7.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,364,609 km

• M1: 166,203 km (0.075 R)
• M2: 739,163 km (0.049 R)
• M3: 1,216,530 km (0.027 R)
• M4: 1,644,829 km (0.072 R)
• M5: 2,261,172 km (0.1 R)
• M6: 3,049,702 km (0.085 R)
• M7: 3,836,737 km (0.084 R)
• M8: 4,251,871 km (0.079 R)
• M9: 5,748,897 km (0.119 R)
• M10: 6,765,115 km (0.108 R)
• M11: 7,453,864 km (0.101 R)
• M12: 10,288,594 km (0.076 R)
• M13: 11,305,261 km (0.113 R)
• M14: 12,055,943 km (0.114 R)
• M15: 12,499,800 km (0.104 R)
• M16: 14,018,068 km (0.086 R)
• M17: 14,633,664 km (0.05 R)
• M18: 17,488,589 km (0.062 R)
• M19: 21,495,419 km (0.115 R)
• M20: 22,397,644 km (0.074 R)
• M21: 22,900,442 km (0.092 R)
• M22: 25,437,173 km (0.101 R)
• M23: 26,446,809 km (0.119 R)
• M24: 32,750,265 km (0.108 R)
• M25: 35,056,017 km (0.058 R)
• M26: 37,703,301 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.2

Radius: 4.4

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.81 AU - 7.27 AU

Year: 10068 Days

Day: 18.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,364,609 km

• M1: 69,413 km (0.117 R)
• M2: 440,416 km (0.098 R)
• M3: 672,742 km (0.119 R)
• M4: 1,652,009 km (0.042 R)
• M5: 4,817,051 km (0.088 R)
• M6: 6,187,817 km (0.052 R)
• M7: 10,298,168 km (0.113 R)
• M8: 14,112,016 km (0.086 R)
• M9: 14,324,146 km (0.103 R)
• M10: 21,235,717 km (0.098 R)
• M11: 22,653,606 km (0.108 R)
• M12: 23,311,836 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.3

Radius: 3.8

Gravity: 47.74 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.91 AU - 12.21 AU

Year: 21642 Days

Day: 21.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,364,609 km

• M1: 56,698 km (0.11 R)
• M2: 232,026 km (0.119 R)
• M3: 414,685 km (0.092 R)
• M4: 1,199,775 km (0.059 R)
• M5: 2,088,237 km (0.096 R)
• M6: 2,855,674 km (0.081 R)
• M7: 5,502,210 km (0.117 R)
• M8: 7,513,553 km (0.118 R)
• M9: 8,280,093 km (0.116 R)
• M10: 9,729,846 km (0.103 R)
• M11: 14,001,613 km (0.114 R)
• M12: 18,729,803 km (0.035 R)
• M13: 24,638,919 km (0.054 R)
• M14: 30,276,066 km (0.062 R)
• M15: 30,781,258 km (0.118 R)
• M16: 32,068,847 km (0.058 R)
• M17: 34,750,837 km (0.103 R)
• M18: 51,133,599 km (0.038 R)
• M19: 51,312,070 km (0.094 R)
• M20: 56,859,607 km (0.104 R)
• M21: 58,015,101 km (0.079 R)
• M22: 70,885,006 km (0.058 R)
• M23: 71,106,860 km (0.083 R)
• M24: 79,883,617 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 17,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit