🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.41 AU - 0.61 AU

Year: 134 Days

Day: 34.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 84.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.54 AU - 0.64 AU

Year: 167 Days

Day: 18.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.82 AU - 0.92 AU

Year: 299 Days

Day: 20.4 Hours

Environment

Temp: 77 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.97 AU - 0.99 AU

Year: 358 Days

Day: 31.3 Hours

Environment

Temp: 42 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.85 AU - 1.21 AU

Year: 386 Days

Day: 13.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.32 AU - 1.44 AU

Year: 598 Days

Day: 21.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,508,247 km

• M1: 679,773 km (0.076 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.63 AU - 2.11 AU

Year: 943 Days

Day: 19.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 12.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.39 AU - 10.11 AU

Year: 9550 Days

Day: 11 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,508,247 km

• M1: 156,330 km (0.076 R)
• M2: 549,772 km (0.072 R)
• M3: 1,139,188 km (0.056 R)
• M4: 2,069,836 km (0.101 R)
• M5: 3,120,013 km (0.103 R)
• M6: 3,548,461 km (0.115 R)
• M7: 4,042,134 km (0.084 R)
• M8: 4,553,310 km (0.09 R)
• M9: 5,385,374 km (0.105 R)
• M10: 6,529,199 km (0.079 R)
• M11: 7,468,973 km (0.062 R)
• M12: 11,504,226 km (0.088 R)
• M13: 12,479,604 km (0.109 R)
• M14: 13,745,800 km (0.112 R)
• M15: 15,478,892 km (0.105 R)
• M16: 17,353,503 km (0.103 R)
• M17: 20,833,149 km (0.091 R)
• M18: 21,228,835 km (0.099 R)
• M19: 21,710,241 km (0.116 R)
• M20: 23,452,757 km (0.106 R)
• M21: 24,753,212 km (0.104 R)
• M22: 25,556,253 km (0.12 R)
• M23: 31,880,653 km (0.118 R)
• M24: 33,800,891 km (0.044 R)
• M25: 34,789,284 km (0.102 R)
• M26: 36,594,033 km (0.111 R)
• M27: 40,881,657 km (0.083 R)
• M28: 42,129,603 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.1

Radius: 4.9

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 17.83 AU - 18.55 AU

Year: 28624 Days

Day: 15.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,508,247 km

• M1: 76,594 km (0.111 R)
• M2: 914,342 km (0.114 R)
• M3: 1,219,073 km (0.104 R)
• M4: 1,380,040 km (0.095 R)
• M5: 1,855,911 km (0.115 R)
• M6: 3,018,885 km (0.038 R)
• M7: 3,457,805 km (0.077 R)
• M8: 10,860,506 km (0.067 R)
• M9: 12,150,040 km (0.105 R)
• M10: 20,245,977 km (0.1 R)
• M11: 21,202,506 km (0.072 R)
• M12: 31,964,727 km (0.118 R)
• M13: 34,320,594 km (0.108 R)
• M14: 38,067,572 km (0.087 R)
• M15: 49,202,141 km (0.082 R)
• M16: 69,572,135 km (0.101 R)
• M17: 74,854,885 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.1

Radius: 7

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 14.43 AU - 22.37 AU

Year: 29121 Days

Day: 21.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,508,247 km

• M1: 91,853 km (0.105 R)
• M2: 315,352 km (0.058 R)
• M3: 1,060,499 km (0.09 R)
• M4: 2,246,511 km (0.041 R)
• M5: 3,004,075 km (0.09 R)
• M6: 3,654,078 km (0.098 R)
• M7: 3,920,811 km (0.115 R)
• M8: 4,765,141 km (0.099 R)
• M9: 12,322,077 km (0.114 R)
• M10: 13,474,729 km (0.11 R)
• M11: 15,374,173 km (0.092 R)
• M12: 22,721,822 km (0.117 R)
• M13: 26,044,391 km (0.107 R)
• M14: 26,922,979 km (0.095 R)
• M15: 36,278,082 km (0.097 R)
• M16: 45,822,875 km (0.053 R)
• M17: 51,767,146 km (0.087 R)
• M18: 53,329,547 km (0.082 R)
• M19: 56,184,472 km (0.115 R)
• M20: 56,913,762 km (0.057 R)
• M21: 64,358,650 km (0.07 R)
• M22: 70,086,602 km (0.097 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: 299 - 14,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit