🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 14

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.76 AU - 0.98 AU

Year: 532 Days

Day: 13.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,845,944 km

• M1: 174,132 km (0.083 R)
• M2: 610,958 km (0.082 R)
• M3: 1,054,067 km (0.111 R)
• M4: 1,711,100 km (0.087 R)
• M5: 2,211,805 km (0.081 R)
• M6: 2,736,743 km (0.098 R)
• M7: 3,592,593 km (0.094 R)
• M8: 4,196,220 km (0.118 R)
• M9: 5,154,843 km (0.119 R)
• M10: 5,677,838 km (0.101 R)
• M11: 6,180,636 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.7

Radius: 14

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.72 AU - 2.52 AU

Year: 2025 Days

Day: 14.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,845,944 km

• M1: 174,282 km (0.078 R)
• M2: 766,539 km (0.11 R)
• M3: 1,584,092 km (0.114 R)
• M4: 2,245,314 km (0.106 R)
• M5: 5,210,195 km (0.097 R)
• M6: 6,060,808 km (0.093 R)
• M7: 8,737,712 km (0.087 R)
• M8: 9,752,435 km (0.059 R)
• M9: 10,449,860 km (0.1 R)
• M10: 11,454,410 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.6

Radius: 13.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.39 AU - 3.19 AU

Year: 3057 Days

Day: 14.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,845,944 km

• M1: 169,195 km (0.06 R)
• M2: 680,222 km (0.105 R)
• M3: 1,577,659 km (0.109 R)
• M4: 2,662,244 km (0.081 R)
• M5: 3,685,942 km (0.102 R)
• M6: 4,820,642 km (0.041 R)
• M7: 5,432,796 km (0.059 R)
• M8: 7,772,806 km (0.104 R)
• M9: 8,383,764 km (0.114 R)
• M10: 9,485,253 km (0.081 R)
• M11: 11,275,341 km (0.04 R)
• M12: 11,725,032 km (0.067 R)
• M13: 13,416,685 km (0.087 R)
• M14: 15,867,846 km (0.076 R)
• M15: 16,589,955 km (0.106 R)
• M16: 17,988,994 km (0.068 R)
• M17: 18,547,593 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.1

Radius: 8.4

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.52 AU - 3.76 AU

Year: 4556 Days

Day: 13 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,845,944 km

• M1: 104,419 km (0.108 R)
• M2: 559,496 km (0.042 R)
• M3: 1,278,314 km (0.044 R)
• M4: 1,586,037 km (0.047 R)
• M5: 2,230,953 km (0.047 R)
• M6: 2,803,763 km (0.106 R)
• M7: 3,250,612 km (0.032 R)
• M8: 3,875,482 km (0.048 R)
• M9: 4,310,962 km (0.113 R)
• M10: 7,063,114 km (0.078 R)
• M11: 8,822,385 km (0.106 R)
• M12: 9,782,803 km (0.11 R)
• M13: 10,288,294 km (0.115 R)
• M14: 10,634,913 km (0.036 R)
• M15: 11,768,864 km (0.102 R)
• M16: 13,851,865 km (0.11 R)
• M17: 14,543,606 km (0.089 R)
• M18: 16,169,435 km (0.075 R)
• M19: 16,757,056 km (0.059 R)
• M20: 17,975,082 km (0.112 R)
• M21: 18,415,049 km (0.097 R)
• M22: 22,125,375 km (0.089 R)
• M23: 23,440,490 km (0.099 R)
• M24: 23,965,728 km (0.093 R)
• M25: 25,195,722 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.6

Radius: 14.8

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.11 AU - 5.39 AU

Year: 6791 Days

Day: 9.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,845,944 km

• M1: 184,005 km (0.091 R)
• M2: 712,385 km (0.111 R)
• M3: 1,410,110 km (0.1 R)
• M4: 1,960,181 km (0.08 R)
• M5: 3,619,371 km (0.067 R)
• M6: 4,488,684 km (0.075 R)
• M7: 5,954,444 km (0.075 R)
• M8: 6,780,673 km (0.077 R)
• M9: 10,495,637 km (0.109 R)
• M10: 12,893,541 km (0.104 R)
• M11: 13,768,539 km (0.062 R)
• M12: 14,277,920 km (0.095 R)
• M13: 15,154,863 km (0.029 R)
• M14: 16,951,982 km (0.104 R)
• M15: 17,603,630 km (0.105 R)
• M16: 19,588,046 km (0.091 R)
• M17: 20,088,600 km (0.069 R)
• M18: 28,297,036 km (0.054 R)
• M19: 34,103,527 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.2

Radius: 12.2

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.94 AU - 5.44 AU

Year: 7756 Days

Day: 11.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,845,944 km

• M1: 154,235 km (0.104 R)
• M2: 552,914 km (0.076 R)
• M3: 1,204,861 km (0.077 R)
• M4: 2,079,560 km (0.074 R)
• M5: 2,777,434 km (0.091 R)
• M6: 3,339,772 km (0.068 R)
• M7: 5,027,236 km (0.096 R)
• M8: 22,776,126 km (0.063 R)
• M9: 23,414,161 km (0.116 R)
• M10: 31,143,285 km (0.108 R)
• M11: 35,101,644 km (0.084 R)
• M12: 35,738,931 km (0.09 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 11,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit