🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.2

Radius: 12.6

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.17 AU - 1.17 AU

Year: 830 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,477,741 km

• M1: 156,779 km (0.112 R)
• M2: 549,922 km (0.092 R)
• M3: 1,047,035 km (0.054 R)
• M4: 1,577,210 km (0.113 R)
• M5: 2,024,358 km (0.113 R)
• M6: 2,683,337 km (0.087 R)
• M7: 3,439,554 km (0.107 R)
• M8: 3,891,190 km (0.081 R)
• M9: 4,583,679 km (0.075 R)
• M10: 5,394,948 km (0.116 R)
• M11: 6,427,772 km (0.096 R)
• M12: 7,733,312 km (0.071 R)
• M13: 8,410,243 km (0.085 R)
• M14: 9,181,121 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.9

Radius: 11.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.99 AU - 2.15 AU

Year: 1954 Days

Day: 9.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,477,741 km

• M1: 144,212 km (0.104 R)
• M2: 528,978 km (0.081 R)
• M3: 901,776 km (0.117 R)
• M4: 1,355,506 km (0.113 R)
• M5: 1,821,055 km (0.071 R)
• M6: 2,329,089 km (0.111 R)
• M7: 2,771,151 km (0.102 R)
• M8: 3,365,952 km (0.074 R)
• M9: 4,100,029 km (0.114 R)
• M10: 4,585,923 km (0.084 R)
• M11: 5,489,045 km (0.1 R)
• M12: 5,934,847 km (0.041 R)
• M13: 6,819,718 km (0.108 R)
• M14: 7,761,437 km (0.063 R)
• M15: 8,324,374 km (0.047 R)
• M16: 10,282,759 km (0.077 R)
• M17: 13,813,119 km (0.065 R)
• M18: 14,244,709 km (0.111 R)
• M19: 15,225,922 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.2

Radius: 13.5

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.17 AU - 2.61 AU

Year: 2424 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,477,741 km

• M1: 167,849 km (0.086 R)
• M2: 599,139 km (0.096 R)
• M3: 1,437,336 km (0.118 R)
• M4: 2,004,312 km (0.085 R)
• M5: 2,468,066 km (0.106 R)
• M6: 3,488,323 km (0.098 R)
• M7: 4,682,862 km (0.116 R)
• M8: 5,688,160 km (0.101 R)
• M9: 9,502,307 km (0.102 R)
• M10: 10,477,536 km (0.056 R)
• M11: 11,601,315 km (0.069 R)
• M12: 12,192,526 km (0.115 R)
• M13: 13,389,757 km (0.104 R)
• M14: 15,607,995 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.8

Radius: 6.4

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.4 AU - 8.34 AU

Year: 13125 Days

Day: 20.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,477,741 km

• M1: 84,074 km (0.063 R)
• M2: 303,384 km (0.075 R)
• M3: 935,286 km (0.025 R)
• M4: 1,232,986 km (0.115 R)
• M5: 1,451,997 km (0.049 R)
• M6: 2,502,623 km (0.11 R)
• M7: 3,080,968 km (0.086 R)
• M8: 3,615,182 km (0.12 R)
• M9: 3,931,731 km (0.104 R)
• M10: 5,121,932 km (0.096 R)
• M11: 5,659,287 km (0.094 R)
• M12: 6,534,884 km (0.076 R)
• M13: 8,101,323 km (0.118 R)
• M14: 8,876,988 km (0.043 R)
• M15: 11,726,528 km (0.081 R)
• M16: 13,512,428 km (0.073 R)
• M17: 15,403,794 km (0.078 R)
• M18: 16,306,467 km (0.098 R)
• M19: 18,910,966 km (0.08 R)
• M20: 19,146,433 km (0.074 R)
• M21: 19,864,353 km (0.116 R)
• M22: 22,039,058 km (0.102 R)
• M23: 22,738,876 km (0.099 R)
• M24: 23,907,685 km (0.094 R)
• M25: 27,252,394 km (0.112 R)
• M26: 27,552,786 km (0.029 R)
• M27: 28,776,646 km (0.062 R)
• M28: 29,192,528 km (0.115 R)
• M29: 31,442,032 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.4

Radius: 6.4

Gravity: 20.52 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.21 AU - 11.71 AU

Year: 23803 Days

Day: 20.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 91,477,741 km

• M1: 80,184 km (0.114 R)
• M2: 285,134 km (0.102 R)
• M3: 536,608 km (0.037 R)
• M4: 890,257 km (0.111 R)
• M5: 1,191,697 km (0.102 R)
• M6: 1,649,167 km (0.058 R)
• M7: 2,195,349 km (0.079 R)
• M8: 2,750,058 km (0.082 R)
• M9: 3,334,387 km (0.068 R)
• M10: 4,065,921 km (0.101 R)
• M11: 5,755,329 km (0.07 R)
• M12: 11,367,793 km (0.052 R)
• M13: 11,991,017 km (0.12 R)
• M14: 12,930,941 km (0.092 R)
• M15: 14,471,500 km (0.102 R)
• M16: 15,789,008 km (0.102 R)
• M17: 17,095,147 km (0.087 R)
• M18: 17,364,722 km (0.108 R)
• M19: 18,097,602 km (0.064 R)
• M20: 18,377,650 km (0.114 R)
• M21: 20,723,344 km (0.066 R)
• M22: 22,824,746 km (0.069 R)
• M23: 23,481,929 km (0.045 R)
• M24: 27,815,630 km (0.089 R)
• M25: 30,235,375 km (0.113 R)
• M26: 30,762,109 km (0.056 R)
• M27: 31,027,795 km (0.12 R)
• M28: 32,242,231 km (0.109 R)
• M29: 33,208,483 km (0.053 R)
• M30: 44,461,385 km (0.081 R)
• M31: 51,214,681 km (0.117 R)
• M32: 53,290,053 km (0.116 R)
• M33: 55,420,775 km (0.091 R)
• M34: 63,432,639 km (0.078 R)
• M35: 64,079,051 km (0.106 R)
• M36: 66,265,574 km (0.03 R)
• M37: 72,416,888 km (0.06 R)
• M38: 83,496,256 km (0.12 R)
• M39: 89,301,701 km (0.108 R)
• M40: 90,385,388 km (0.092 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 15,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit