🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.1

Radius: 13.4

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.83 AU - 1.19 AU

Year: 655 Days

Day: 5.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,972,561 km

• M1: 168,597 km (0.042 R)
• M2: 771,775 km (0.033 R)
• M3: 1,409,511 km (0.064 R)
• M4: 1,877,453 km (0.06 R)
• M5: 2,345,246 km (0.062 R)
• M6: 2,855,524 km (0.039 R)
• M7: 3,306,263 km (0.063 R)
• M8: 4,227,037 km (0.084 R)
• M9: 5,497,572 km (0.095 R)
• M10: 6,060,060 km (0.079 R)
• M11: 6,768,256 km (0.092 R)
• M12: 7,624,405 km (0.084 R)

Asteroid Belt

Center: 1.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 11.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.25 AU - 1.91 AU

Year: 1282 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 114.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,972,561 km

• M1: 141,819 km (0.092 R)
• M2: 514,467 km (0.108 R)
• M3: 990,039 km (0.115 R)
• M4: 2,152,265 km (0.092 R)
• M5: 2,605,696 km (0.078 R)
• M6: 3,339,324 km (0.104 R)
• M7: 3,967,784 km (0.098 R)
• M8: 4,692,287 km (0.051 R)
• M9: 5,076,604 km (0.101 R)
• M10: 5,650,162 km (0.098 R)
• M11: 6,427,622 km (0.098 R)
• M12: 6,927,429 km (0.055 R)
• M13: 7,686,339 km (0.082 R)
• M14: 8,249,874 km (0.106 R)
• M15: 10,139,145 km (0.033 R)
• M16: 11,151,324 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 10.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.98 AU - 2.04 AU

Year: 1840 Days

Day: 14.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,972,561 km

• M1: 130,300 km (0.106 R)
• M2: 544,087 km (0.092 R)
• M3: 1,121,984 km (0.041 R)
• M4: 1,533,528 km (0.084 R)
• M5: 1,880,595 km (0.12 R)
• M6: 2,305,303 km (0.106 R)
• M7: 2,668,676 km (0.107 R)
• M8: 3,286,366 km (0.092 R)
• M9: 3,766,575 km (0.115 R)
• M10: 4,106,312 km (0.105 R)
• M11: 4,525,186 km (0.104 R)
• M12: 5,382,681 km (0.067 R)
• M13: 6,419,544 km (0.065 R)
• M14: 6,853,976 km (0.098 R)
• M15: 7,335,532 km (0.112 R)
• M16: 8,129,148 km (0.101 R)
• M17: 9,105,274 km (0.048 R)
• M18: 10,784,211 km (0.119 R)
• M19: 12,153,032 km (0.1 R)
• M20: 13,020,101 km (0.087 R)
• M21: 14,012,234 km (0.097 R)
• M22: 14,483,617 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.6

Radius: 12.6

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.23 AU - 4.17 AU

Year: 4595 Days

Day: 12.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 22,972,561 km

• M1: 156,629 km (0.12 R)
• M2: 652,995 km (0.108 R)
• M3: 1,394,551 km (0.077 R)
• M4: 2,111,275 km (0.085 R)
• M5: 2,509,504 km (0.065 R)
• M6: 3,694,319 km (0.115 R)
• M7: 4,734,473 km (0.061 R)
• M8: 6,099,853 km (0.08 R)
• M9: 7,452,816 km (0.109 R)
• M10: 8,923,962 km (0.082 R)
• M11: 10,337,961 km (0.093 R)
• M12: 12,298,142 km (0.106 R)
• M13: 13,557,905 km (0.112 R)
• M14: 14,144,778 km (0.113 R)
• M15: 16,224,188 km (0.094 R)
• M16: 17,280,200 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.6

Radius: 14

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.09 AU - 4.77 AU

Year: 5030 Days

Day: 7.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,972,561 km

• M1: 174,282 km (0.118 R)
• M2: 1,103,135 km (0.075 R)
• M3: 1,633,609 km (0.073 R)
• M4: 2,589,240 km (0.113 R)
• M5: 3,489,370 km (0.073 R)
• M6: 4,300,340 km (0.069 R)
• M7: 4,763,795 km (0.102 R)
• M8: 6,056,470 km (0.071 R)
• M9: 7,331,343 km (0.09 R)
• M10: 9,049,774 km (0.114 R)
• M11: 9,569,327 km (0.098 R)
• M12: 13,269,780 km (0.09 R)
• M13: 14,366,332 km (0.096 R)
• M14: 15,522,574 km (0.08 R)
• M15: 17,280,648 km (0.042 R)
• M16: 24,253,256 km (0.088 R)
• M17: 25,180,314 km (0.111 R)
• M18: 26,614,957 km (0.097 R)
• M19: 28,187,680 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.6

Radius: 13.9

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.44 AU - 5.74 AU

Year: 7415 Days

Day: 12.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,972,561 km

• M1: 172,935 km (0.086 R)
• M2: 800,049 km (0.052 R)
• M3: 1,254,677 km (0.104 R)
• M4: 2,154,509 km (0.096 R)
• M5: 2,801,669 km (0.071 R)
• M6: 3,576,137 km (0.054 R)
• M7: 6,456,644 km (0.062 R)
• M8: 7,044,414 km (0.029 R)
• M9: 8,441,209 km (0.055 R)
• M10: 11,168,827 km (0.114 R)
• M11: 18,364,036 km (0.091 R)
• M12: 20,502,089 km (0.11 R)
• M13: 23,175,702 km (0.069 R)
• M14: 24,478,849 km (0.092 R)
• M15: 27,567,896 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125

Radius: 9.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.12 AU - 5.38 AU

Year: 7767 Days

Day: 6 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,972,561 km

• M1: 123,119 km (0.099 R)
• M2: 697,874 km (0.088 R)
• M3: 1,779,915 km (0.083 R)
• M4: 6,113,018 km (0.117 R)
• M5: 6,662,491 km (0.118 R)
• M6: 8,266,629 km (0.079 R)
• M7: 8,651,694 km (0.113 R)
• M8: 11,133,971 km (0.119 R)
• M9: 12,767,729 km (0.086 R)
• M10: 15,221,434 km (0.091 R)
• M11: 22,563,697 km (0.081 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 13,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit