🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.39 AU - 0.61 AU

Year: 147 Days

Day: 12.4 Hours

Environment

Temp: 180 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.8

Radius: 10.5

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.86 AU - 3.36 AU

Year: 2283 Days

Day: 5.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 108,153,363 km

• M1: 131,197 km (0.071 R)
• M2: 581,337 km (0.103 R)
• M3: 1,232,238 km (0.105 R)
• M4: 1,743,862 km (0.063 R)
• M5: 2,705,627 km (0.117 R)
• M6: 3,413,225 km (0.086 R)
• M7: 3,836,138 km (0.112 R)
• M8: 4,773,369 km (0.104 R)
• M9: 5,225,753 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 11.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.71 AU - 3.97 AU

Year: 2541 Days

Day: 6.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 108,153,363 km

• M1: 141,370 km (0.048 R)
• M2: 545,583 km (0.052 R)
• M3: 1,075,609 km (0.067 R)
• M4: 1,615,358 km (0.099 R)
• M5: 2,343,899 km (0.089 R)
• M6: 2,791,646 km (0.062 R)
• M7: 3,642,259 km (0.082 R)
• M8: 4,700,365 km (0.105 R)
• M9: 5,656,744 km (0.041 R)
• M10: 6,028,196 km (0.115 R)
• M11: 6,522,168 km (0.096 R)
• M12: 6,986,969 km (0.111 R)
• M13: 7,562,023 km (0.025 R)
• M14: 7,952,473 km (0.083 R)
• M15: 8,419,967 km (0.062 R)
• M16: 9,205,804 km (0.096 R)
• M17: 9,582,043 km (0.089 R)
• M18: 10,075,865 km (0.066 R)
• M19: 11,268,310 km (0.054 R)
• M20: 14,337,759 km (0.066 R)
• M21: 14,890,822 km (0.033 R)
• M22: 15,267,510 km (0.113 R)
• M23: 15,747,121 km (0.063 R)
• M24: 17,092,604 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.5

Radius: 14.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.63 AU - 8.01 AU

Year: 7413 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 108,153,363 km

• M1: 175,329 km (0.05 R)
• M2: 2,082,103 km (0.103 R)
• M3: 2,722,681 km (0.108 R)
• M4: 3,402,903 km (0.077 R)
• M5: 8,518,552 km (0.046 R)
• M6: 12,559,040 km (0.086 R)
• M7: 13,000,653 km (0.064 R)
• M8: 13,567,180 km (0.096 R)
• M9: 14,268,795 km (0.071 R)
• M10: 20,251,513 km (0.089 R)
• M11: 25,907,060 km (0.085 R)
• M12: 29,432,483 km (0.12 R)
• M13: 30,411,003 km (0.03 R)
• M14: 32,021,424 km (0.11 R)
• M15: 39,151,857 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 14.9

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.4 AU - 8.46 AU

Year: 8430 Days

Day: 7.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 52.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 108,153,363 km

• M1: 185,651 km (0.102 R)
• M2: 1,039,107 km (0.12 R)
• M3: 1,961,378 km (0.101 R)
• M4: 3,050,899 km (0.088 R)
• M5: 3,577,334 km (0.069 R)
• M6: 5,390,610 km (0.045 R)
• M7: 5,959,231 km (0.107 R)
• M8: 7,695,314 km (0.1 R)
• M9: 8,353,994 km (0.074 R)
• M10: 10,672,312 km (0.091 R)
• M11: 12,608,857 km (0.081 R)
• M12: 13,303,739 km (0.116 R)
• M13: 13,932,498 km (0.086 R)
• M14: 14,865,391 km (0.048 R)
• M15: 15,839,423 km (0.092 R)
• M16: 18,241,067 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.3

Radius: 3.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 9.23 AU - 12.81 AU

Year: 15227 Days

Day: 20 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 108,153,363 km

• M1: 76,594 km (0.081 R)
• M2: 363,523 km (0.099 R)
• M3: 1,139,038 km (0.093 R)
• M4: 1,474,586 km (0.119 R)
• M5: 1,654,253 km (0.115 R)
• M6: 1,908,270 km (0.107 R)
• M7: 2,972,659 km (0.11 R)
• M8: 3,437,161 km (0.09 R)
• M9: 6,616,714 km (0.107 R)
• M10: 10,437,892 km (0.056 R)
• M11: 15,312,539 km (0.075 R)
• M12: 17,527,635 km (0.113 R)
• M13: 17,798,257 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.8

Radius: 5

Gravity: 36.91 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 15.96 AU - 18.06 AU

Year: 29201 Days

Day: 16.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 108,153,363 km

• M1: 62,382 km (0.072 R)
• M2: 305,180 km (0.097 R)
• M3: 815,308 km (0.118 R)
• M4: 1,411,905 km (0.066 R)
• M5: 1,940,135 km (0.083 R)
• M6: 2,237,386 km (0.069 R)
• M7: 2,781,024 km (0.12 R)
• M8: 3,098,920 km (0.092 R)
• M9: 3,571,051 km (0.109 R)
• M10: 4,017,750 km (0.089 R)
• M11: 4,776,510 km (0.08 R)
• M12: 5,581,796 km (0.077 R)
• M13: 7,031,998 km (0.084 R)
• M14: 8,716,320 km (0.063 R)
• M15: 10,110,273 km (0.108 R)
• M16: 11,000,380 km (0.116 R)
• M17: 14,569,935 km (0.098 R)
• M18: 18,741,322 km (0.099 R)
• M19: 22,488,300 km (0.099 R)
• M20: 23,293,286 km (0.03 R)
• M21: 25,698,820 km (0.114 R)
• M22: 27,608,137 km (0.1 R)
• M23: 28,530,708 km (0.055 R)
• M24: 30,856,356 km (0.072 R)
• M25: 40,239,134 km (0.03 R)
• M26: 46,212,577 km (0.092 R)
• M27: 49,217,400 km (0.049 R)
• M28: 61,644,196 km (0.091 R)
• M29: 78,075,278 km (0.065 R)
• M30: 103,676,860 km (0.113 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 19,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit