🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.53 AU - 0.73 AU

Year: 323 Days

Day: 39.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.7

Radius: 11.1

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.13 AU - 1.87 AU

Year: 1186 Days

Day: 9.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,553,699 km

• M1: 138,079 km (0.091 R)
• M2: 559,646 km (0.088 R)
• M3: 1,380,340 km (0.048 R)
• M4: 1,817,315 km (0.06 R)
• M5: 2,400,148 km (0.107 R)
• M6: 2,821,565 km (0.067 R)
• M7: 3,383,305 km (0.116 R)
• M8: 4,760,503 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.6

Radius: 13.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.56 AU - 2.04 AU

Year: 1559 Days

Day: 13.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,553,699 km

• M1: 165,605 km (0.098 R)
• M2: 648,357 km (0.053 R)
• M3: 1,163,871 km (0.114 R)
• M4: 1,830,480 km (0.101 R)
• M5: 3,415,619 km (0.091 R)
• M6: 3,895,977 km (0.088 R)
• M7: 4,575,600 km (0.094 R)
• M8: 5,043,842 km (0.11 R)
• M9: 5,508,642 km (0.089 R)
• M10: 5,964,318 km (0.075 R)
• M11: 7,311,895 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749

Radius: 13.9

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.21 AU - 2.35 AU

Year: 2223 Days

Day: 5.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,553,699 km

• M1: 184,305 km (0.077 R)
• M2: 884,572 km (0.031 R)
• M3: 1,391,859 km (0.116 R)
• M4: 2,000,872 km (0.088 R)
• M5: 2,581,760 km (0.092 R)
• M6: 3,046,411 km (0.062 R)
• M7: 5,033,819 km (0.117 R)
• M8: 5,891,314 km (0.084 R)
• M9: 6,956,002 km (0.067 R)
• M10: 7,654,175 km (0.12 R)
• M11: 8,689,991 km (0.086 R)
• M12: 9,327,726 km (0.099 R)
• M13: 9,853,114 km (0.039 R)
• M14: 11,390,681 km (0.085 R)
• M15: 12,155,425 km (0.096 R)
• M16: 14,148,667 km (0.108 R)
• M17: 16,351,646 km (0.115 R)
• M18: 16,808,069 km (0.095 R)
• M19: 17,482,306 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.6

Radius: 10.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.62 AU - 4.3 AU

Year: 4156 Days

Day: 6.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,553,699 km

• M1: 129,402 km (0.112 R)
• M2: 477,965 km (0.113 R)
• M3: 960,269 km (0.069 R)
• M4: 1,301,202 km (0.051 R)
• M5: 1,649,915 km (0.08 R)
• M6: 2,373,669 km (0.057 R)
• M7: 2,808,700 km (0.089 R)
• M8: 4,790,423 km (0.076 R)
• M9: 5,662,279 km (0.059 R)
• M10: 11,151,474 km (0.104 R)
• M11: 14,619,153 km (0.107 R)
• M12: 16,340,426 km (0.097 R)
• M13: 16,908,299 km (0.119 R)
• M14: 17,596,300 km (0.092 R)
• M15: 18,302,851 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.4

Radius: 10.1

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.25 AU - 4.11 AU

Year: 4558 Days

Day: 12.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,553,699 km

• M1: 128,804 km (0.051 R)
• M2: 511,475 km (0.112 R)
• M3: 1,655,001 km (0.119 R)
• M4: 2,381,897 km (0.1 R)
• M5: 2,934,063 km (0.116 R)
• M6: 4,388,454 km (0.068 R)
• M7: 4,880,930 km (0.112 R)
• M8: 5,274,073 km (0.081 R)
• M9: 5,688,309 km (0.074 R)
• M10: 6,645,137 km (0.056 R)
• M11: 7,636,373 km (0.094 R)
• M12: 8,761,199 km (0.055 R)
• M13: 10,847,042 km (0.113 R)
• M14: 11,291,797 km (0.073 R)
• M15: 13,547,733 km (0.029 R)
• M16: 13,959,576 km (0.119 R)
• M17: 17,683,815 km (0.053 R)
• M18: 20,505,380 km (0.082 R)
• M19: 22,093,511 km (0.108 R)
• M20: 23,613,874 km (0.104 R)
• M21: 23,985,924 km (0.105 R)
• M22: 26,942,577 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372

Radius: 8.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.91 AU - 4.21 AU

Year: 5282 Days

Day: 13.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,553,699 km

• M1: 111,151 km (0.075 R)
• M2: 542,591 km (0.112 R)
• M3: 905,965 km (0.101 R)
• M4: 1,463,217 km (0.107 R)
• M5: 2,460,287 km (0.027 R)
• M6: 3,177,908 km (0.043 R)
• M7: 3,667,541 km (0.099 R)
• M8: 4,094,793 km (0.099 R)
• M9: 5,283,198 km (0.089 R)
• M10: 5,971,349 km (0.115 R)
• M11: 6,322,305 km (0.118 R)
• M12: 6,969,765 km (0.032 R)
• M13: 7,458,800 km (0.083 R)
• M14: 8,252,866 km (0.108 R)
• M15: 11,456,803 km (0.039 R)
• M16: 14,293,628 km (0.08 R)
• M17: 14,764,113 km (0.088 R)
• M18: 15,516,291 km (0.095 R)
• M19: 18,473,841 km (0.082 R)
• M20: 21,787,434 km (0.113 R)
• M21: 22,271,084 km (0.078 R)
• M22: 23,045,702 km (0.057 R)
• M23: 23,838,271 km (0.085 R)
• M24: 24,574,293 km (0.055 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 16,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit