🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 12

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.58 AU - 0.82 AU

Year: 404 Days

Day: 5.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 81,596,137 km

• M1: 149,448 km (0.076 R)
• M2: 526,734 km (0.09 R)
• M3: 918,082 km (0.082 R)
• M4: 1,479,074 km (0.108 R)
• M5: 2,603,003 km (0.103 R)
• M6: 3,231,613 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559

Radius: 11.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.86 AU - 0.9 AU

Year: 570 Days

Day: 12.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,596,137 km

• M1: 139,724 km (0.081 R)
• M2: 691,292 km (0.091 R)
• M3: 1,056,610 km (0.086 R)
• M4: 1,519,914 km (0.08 R)
• M5: 1,938,190 km (0.109 R)
• M6: 2,769,805 km (0.093 R)
• M7: 5,362,186 km (0.029 R)
• M8: 5,866,331 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.7

Radius: 13.6

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.04 AU - 2.34 AU

Year: 2237 Days

Day: 8.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,596,137 km

• M1: 171,140 km (0.032 R)
• M2: 732,880 km (0.119 R)
• M3: 1,716,037 km (0.104 R)
• M4: 2,698,746 km (0.104 R)
• M5: 3,205,583 km (0.12 R)
• M6: 3,803,526 km (0.11 R)
• M7: 5,311,173 km (0.095 R)
• M8: 6,585,298 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.5

Radius: 4

Gravity: 44.97 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.64 AU - 8.74 AU

Year: 13308 Days

Day: 24.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,596,137 km

• M1: 49,816 km (0.09 R)
• M2: 182,210 km (0.087 R)
• M3: 595,250 km (0.116 R)
• M4: 1,342,790 km (0.077 R)
• M5: 1,961,677 km (0.085 R)
• M6: 2,224,670 km (0.073 R)
• M7: 2,489,458 km (0.097 R)
• M8: 3,205,733 km (0.068 R)
• M9: 3,597,679 km (0.104 R)
• M10: 4,109,154 km (0.04 R)
• M11: 4,382,470 km (0.086 R)
• M12: 4,635,440 km (0.076 R)
• M13: 4,931,494 km (0.075 R)
• M14: 5,381,335 km (0.079 R)
• M15: 5,895,802 km (0.07 R)
• M16: 7,236,947 km (0.112 R)
• M17: 7,771,310 km (0.108 R)
• M18: 7,955,166 km (0.12 R)
• M19: 9,532,077 km (0.117 R)
• M20: 9,956,486 km (0.074 R)
• M21: 11,721,143 km (0.065 R)
• M22: 12,835,946 km (0.114 R)
• M23: 13,287,881 km (0.099 R)
• M24: 15,928,433 km (0.11 R)
• M25: 16,374,983 km (0.103 R)
• M26: 22,588,381 km (0.05 R)
• M27: 22,775,079 km (0.103 R)
• M28: 25,803,538 km (0.094 R)
• M29: 26,939,585 km (0.041 R)
• M30: 27,255,086 km (0.092 R)
• M31: 30,775,573 km (0.09 R)
• M32: 32,883,108 km (0.098 R)
• M33: 39,779,420 km (0.12 R)
• M34: 41,712,673 km (0.066 R)
• M35: 43,418,837 km (0.027 R)
• M36: 49,598,426 km (0.104 R)
• M37: 49,756,102 km (0.094 R)
• M38: 56,339,007 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.4

Radius: 3.9

Gravity: 63.54 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.13 AU - 10.91 AU

Year: 18699 Days

Day: 18.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,596,137 km

• M1: 48,919 km (0.083 R)
• M2: 185,950 km (0.104 R)
• M3: 307,573 km (0.05 R)
• M4: 616,642 km (0.096 R)
• M5: 870,360 km (0.119 R)
• M6: 1,002,306 km (0.05 R)
• M7: 1,134,101 km (0.088 R)
• M8: 1,338,003 km (0.112 R)
• M9: 2,573,083 km (0.108 R)
• M10: 3,916,921 km (0.092 R)
• M11: 8,954,779 km (0.074 R)
• M12: 15,310,145 km (0.1 R)
• M13: 19,109,782 km (0.119 R)
• M14: 20,053,295 km (0.05 R)
• M15: 22,443,570 km (0.066 R)
• M16: 23,493,149 km (0.084 R)
• M17: 25,802,940 km (0.046 R)
• M18: 26,259,513 km (0.094 R)
• M19: 27,306,249 km (0.081 R)
• M20: 31,511,894 km (0.114 R)
• M21: 32,428,181 km (0.05 R)
• M22: 34,865,878 km (0.118 R)
• M23: 35,564,051 km (0.088 R)
• M24: 40,254,693 km (0.076 R)
• M25: 41,957,715 km (0.076 R)
• M26: 42,588,719 km (0.087 R)
• M27: 42,906,464 km (0.108 R)
• M28: 44,031,440 km (0.073 R)
• M29: 46,340,184 km (0.071 R)
• M30: 51,197,029 km (0.069 R)
• M31: 63,135,388 km (0.052 R)
• M32: 64,171,951 km (0.106 R)
• M33: 79,414,179 km (0.117 R)
• M34: 80,864,381 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 17,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit