🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.61 AU - 0.69 AU

Year: 197 Days

Day: 34.1 Hours

Environment

Temp: 189 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,852,180 km

• M1: 56,997 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.68 AU - 0.8 AU

Year: 240 Days

Day: 15.3 Hours

Environment

Temp: 125 °C

Axial Tilt: 74.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,852,180 km

• M1: 77,193 km (0.084 R)
• M2: 542,741 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.03 AU - 1.45 AU

Year: 520 Days

Day: 46.2 Hours

Environment

Temp: -9 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.61 AU - 1.75 AU

Year: 820 Days

Day: 35.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.4

Radius: 10.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.29 AU - 10.65 AU

Year: 11860 Days

Day: 11.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,852,180 km

• M1: 137,181 km (0.056 R)
• M2: 590,463 km (0.115 R)
• M3: 1,027,588 km (0.11 R)
• M4: 1,609,075 km (0.092 R)
• M5: 2,066,246 km (0.055 R)
• M6: 2,957,849 km (0.049 R)
• M7: 3,724,837 km (0.12 R)
• M8: 4,362,124 km (0.053 R)
• M9: 5,070,769 km (0.117 R)
• M10: 7,337,476 km (0.117 R)
• M11: 8,080,828 km (0.11 R)
• M12: 8,964,952 km (0.08 R)
• M13: 9,336,254 km (0.119 R)
• M14: 10,359,802 km (0.115 R)
• M15: 10,872,923 km (0.038 R)
• M16: 13,274,567 km (0.071 R)
• M17: 14,440,832 km (0.12 R)
• M18: 15,211,710 km (0.105 R)
• M19: 16,282,083 km (0.103 R)
• M20: 16,835,744 km (0.114 R)
• M21: 20,585,265 km (0.083 R)
• M22: 24,676,318 km (0.107 R)
• M23: 25,314,952 km (0.118 R)
• M24: 28,177,657 km (0.054 R)
• M25: 29,892,347 km (0.044 R)
• M26: 32,976,008 km (0.079 R)
• M27: 33,639,475 km (0.104 R)
• M28: 35,683,431 km (0.076 R)
• M29: 36,854,034 km (0.057 R)
• M30: 39,519,419 km (0.092 R)
• M31: 42,831,965 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.4

Radius: 12.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.29 AU - 12.17 AU

Year: 13241 Days

Day: 7.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 95,852,180 km

• M1: 171,290 km (0.08 R)
• M2: 795,711 km (0.112 R)
• M3: 2,842,360 km (0.094 R)
• M4: 4,950,194 km (0.093 R)
• M5: 5,344,085 km (0.111 R)
• M6: 6,121,246 km (0.102 R)
• M7: 7,856,731 km (0.109 R)
• M8: 8,486,986 km (0.039 R)
• M9: 11,072,187 km (0.076 R)
• M10: 20,041,328 km (0.105 R)
• M11: 22,442,373 km (0.119 R)
• M12: 24,648,044 km (0.047 R)
• M13: 36,875,277 km (0.059 R)
• M14: 41,664,802 km (0.117 R)
• M15: 45,553,898 km (0.096 R)
• M16: 49,225,179 km (0.052 R)
• M17: 51,520,160 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.6

Radius: 7.8

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 14.24 AU - 16.68 AU

Year: 22900 Days

Day: 21.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,852,180 km

• M1: 98,884 km (0.111 R)
• M2: 601,683 km (0.117 R)
• M3: 2,702,037 km (0.06 R)
• M4: 3,116,423 km (0.091 R)
• M5: 4,134,586 km (0.111 R)
• M6: 7,073,885 km (0.117 R)
• M7: 8,810,866 km (0.095 R)
• M8: 10,461,379 km (0.09 R)
• M9: 11,483,133 km (0.088 R)
• M10: 11,922,651 km (0.079 R)
• M11: 15,020,524 km (0.051 R)
• M12: 15,622,506 km (0.096 R)
• M13: 16,162,255 km (0.105 R)
• M14: 17,197,472 km (0.116 R)
• M15: 21,123,219 km (0.113 R)
• M16: 22,262,856 km (0.065 R)
• M17: 23,543,264 km (0.048 R)
• M18: 26,684,221 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.5

Radius: 6.8

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 16.21 AU - 16.35 AU

Year: 24746 Days

Day: 24 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 95,852,180 km

• M1: 84,523 km (0.087 R)
• M2: 563,386 km (0.095 R)
• M3: 794,664 km (0.066 R)
• M4: 1,249,741 km (0.093 R)
• M5: 1,887,028 km (0.082 R)
• M6: 2,828,597 km (0.104 R)
• M7: 3,106,400 km (0.077 R)
• M8: 4,935,533 km (0.035 R)
• M9: 6,352,674 km (0.077 R)
• M10: 6,929,373 km (0.095 R)
• M11: 7,698,755 km (0.083 R)
• M12: 9,900,985 km (0.044 R)
• M13: 10,742,025 km (0.105 R)
• M14: 12,127,451 km (0.067 R)
• M15: 16,902,914 km (0.043 R)
• M16: 18,770,045 km (0.111 R)
• M17: 19,355,870 km (0.075 R)
• M18: 21,821,991 km (0.047 R)
• M19: 22,469,750 km (0.087 R)
• M20: 24,145,246 km (0.118 R)
• M21: 25,663,066 km (0.054 R)
• M22: 26,506,349 km (0.082 R)
• M23: 28,247,818 km (0.055 R)
• M24: 30,330,071 km (0.08 R)
• M25: 32,095,475 km (0.115 R)
• M26: 33,215,215 km (0.063 R)
• M27: 33,784,734 km (0.079 R)
• M28: 37,034,449 km (0.098 R)
• M29: 40,486,569 km (0.084 R)
• M30: 60,362,890 km (0.104 R)
• M31: 62,066,810 km (0.042 R)
• M32: 65,570,243 km (0.066 R)
• M33: 67,370,503 km (0.083 R)
• M34: 70,834,143 km (0.066 R)
• M35: 74,901,111 km (0.095 R)
• M36: 75,145,105 km (0.11 R)
• M37: 75,880,079 km (0.056 R)
• M38: 77,115,907 km (0.086 R)
• M39: 78,114,174 km (0.114 R)
• M40: 79,374,087 km (0.051 R)
• M41: 81,160,585 km (0.119 R)
• M42: 86,412,218 km (0.1 R)
• M43: 91,886,004 km (0.106 R)
• M44: 94,422,885 km (0.082 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: 467 - 11,057 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit