🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.3

Radius: 11.2

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.85 AU - 1.01 AU

Year: 588 Days

Day: 10.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,100,256 km

• M1: 140,772 km (0.091 R)
• M2: 568,173 km (0.065 R)
• M3: 979,417 km (0.112 R)
• M4: 1,384,528 km (0.063 R)
• M5: 1,743,414 km (0.116 R)
• M6: 2,340,907 km (0.103 R)
• M7: 2,892,624 km (0.116 R)
• M8: 3,489,670 km (0.077 R)
• M9: 4,092,848 km (0.082 R)
• M10: 4,650,250 km (0.116 R)
• M11: 5,015,269 km (0.103 R)
• M12: 5,599,149 km (0.037 R)
• M13: 6,247,506 km (0.114 R)
• M14: 6,714,102 km (0.061 R)
• M15: 7,073,885 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.7

Radius: 10.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.1 AU - 1.18 AU

Year: 798 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,100,256 km

• M1: 133,890 km (0.119 R)
• M2: 826,229 km (0.084 R)
• M3: 1,361,640 km (0.086 R)
• M4: 1,749,547 km (0.044 R)
• M5: 2,947,228 km (0.055 R)
• M6: 3,464,687 km (0.1 R)
• M7: 4,120,075 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 10.5

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.1 AU - 1.78 AU

Year: 1134 Days

Day: 11.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,100,256 km

• M1: 131,048 km (0.088 R)
• M2: 592,557 km (0.12 R)
• M3: 921,523 km (0.082 R)
• M4: 1,262,456 km (0.093 R)
• M5: 1,798,166 km (0.104 R)
• M6: 2,354,222 km (0.091 R)
• M7: 3,899,119 km (0.034 R)
• M8: 5,364,879 km (0.108 R)
• M9: 5,720,323 km (0.092 R)
• M10: 6,151,764 km (0.103 R)
• M11: 7,101,860 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.3

Radius: 10

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.01 AU - 2.75 AU

Year: 2409 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,100,256 km

• M1: 124,465 km (0.056 R)
• M2: 442,511 km (0.105 R)
• M3: 771,775 km (0.085 R)
• M4: 1,087,577 km (0.098 R)
• M5: 1,435,092 km (0.116 R)
• M6: 1,857,706 km (0.028 R)
• M7: 2,362,450 km (0.081 R)
• M8: 2,803,314 km (0.092 R)
• M9: 3,869,947 km (0.102 R)
• M10: 4,740,457 km (0.115 R)
• M11: 5,164,567 km (0.075 R)
• M12: 6,376,609 km (0.073 R)
• M13: 7,708,180 km (0.073 R)
• M14: 9,879,144 km (0.093 R)
• M15: 10,313,576 km (0.08 R)
• M16: 10,798,722 km (0.059 R)
• M17: 12,180,857 km (0.108 R)
• M18: 12,723,149 km (0.044 R)
• M19: 13,237,916 km (0.068 R)
• M20: 13,633,004 km (0.102 R)
• M21: 14,036,020 km (0.105 R)
• M22: 16,471,773 km (0.114 R)
• M23: 16,826,768 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.9

Radius: 14.2

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.18 AU - 3.42 AU

Year: 3933 Days

Day: 7.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,100,256 km

• M1: 176,675 km (0.091 R)
• M2: 775,964 km (0.043 R)
• M3: 1,893,311 km (0.036 R)
• M4: 2,358,111 km (0.12 R)
• M5: 3,388,990 km (0.078 R)
• M6: 3,849,153 km (0.092 R)
• M7: 4,420,019 km (0.082 R)
• M8: 5,409,010 km (0.038 R)
• M9: 7,195,508 km (0.066 R)
• M10: 8,101,173 km (0.106 R)
• M11: 10,932,612 km (0.078 R)
• M12: 11,542,972 km (0.108 R)
• M13: 12,879,778 km (0.109 R)
• M14: 14,575,919 km (0.055 R)
• M15: 17,217,967 km (0.061 R)
• M16: 19,779,232 km (0.088 R)
• M17: 21,689,896 km (0.042 R)
• M18: 23,433,459 km (0.095 R)
• M19: 23,937,903 km (0.116 R)
• M20: 24,449,678 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.5

Radius: 7.1

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.43 AU - 8.75 AU

Year: 15095 Days

Day: 23.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,100,256 km

• M1: 88,861 km (0.111 R)
• M2: 312,360 km (0.053 R)
• M3: 725,250 km (0.106 R)
• M4: 1,186,461 km (0.112 R)
• M5: 1,425,817 km (0.11 R)
• M6: 1,795,773 km (0.034 R)
• M7: 2,021,965 km (0.077 R)
• M8: 2,448,917 km (0.118 R)
• M9: 2,706,225 km (0.106 R)
• M10: 3,077,378 km (0.115 R)
• M11: 3,561,925 km (0.111 R)
• M12: 4,155,530 km (0.108 R)
• M13: 4,715,026 km (0.103 R)
• M14: 5,046,983 km (0.115 R)
• M15: 5,394,350 km (0.118 R)
• M16: 6,060,060 km (0.103 R)
• M17: 7,643,254 km (0.112 R)
• M18: 9,175,585 km (0.081 R)
• M19: 11,074,581 km (0.102 R)
• M20: 12,456,267 km (0.043 R)
• M21: 12,771,320 km (0.089 R)
• M22: 13,615,052 km (0.098 R)
• M23: 18,972,900 km (0.073 R)
• M24: 22,114,455 km (0.085 R)
• M25: 25,283,985 km (0.092 R)
• M26: 26,198,178 km (0.119 R)
• M27: 26,819,757 km (0.101 R)
• M28: 29,183,553 km (0.117 R)
• M29: 34,940,079 km (0.108 R)
• M30: 42,253,320 km (0.105 R)
• M31: 42,536,958 km (0.073 R)
• M32: 43,684,224 km (0.072 R)
• M33: 44,558,025 km (0.062 R)
• M34: 52,953,607 km (0.082 R)
• M35: 58,219,452 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit