🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.43 AU - 0.61 AU

Year: 143 Days

Day: 31.3 Hours

Environment

Temp: 189 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,937,261 km

• M1: 18,849 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.41 AU - 0.67 AU

Year: 151 Days

Day: 33.6 Hours

Environment

Temp: 206 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.51 AU - 0.61 AU

Year: 160 Days

Day: 32.6 Hours

Environment

Temp: 170 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,937,261 km

• M1: 281,842 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.81 AU - 0.87 AU

Year: 293 Days

Day: 39.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 85,937,261 km

• M1: 17,353 km (0.108 R)
• M2: 128,654 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.44 AU - 3.96 AU

Year: 2180 Days

Day: 40.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,937,261 km

• M1: 281,394 km (0.073 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.48 AU - 3.98 AU

Year: 2211 Days

Day: 43.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224

Radius: 12.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.1 AU - 6.54 AU

Year: 4673 Days

Day: 9.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,937,261 km

• M1: 161,117 km (0.094 R)
• M2: 582,983 km (0.114 R)
• M3: 1,049,130 km (0.109 R)
• M4: 1,727,556 km (0.11 R)
• M5: 2,300,067 km (0.049 R)
• M6: 3,495,055 km (0.047 R)
• M7: 5,021,402 km (0.112 R)
• M8: 10,334,819 km (0.103 R)
• M9: 11,519,934 km (0.098 R)
• M10: 12,531,664 km (0.078 R)
• M11: 12,970,435 km (0.09 R)
• M12: 13,693,740 km (0.109 R)
• M13: 14,975,196 km (0.105 R)
• M14: 19,885,147 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.8

Radius: 7.4

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.64 AU - 13.82 AU

Year: 15298 Days

Day: 21 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,937,261 km

• M1: 95,144 km (0.11 R)
• M2: 338,690 km (0.1 R)
• M3: 621,729 km (0.1 R)
• M4: 945,459 km (0.111 R)
• M5: 2,273,588 km (0.109 R)
• M6: 2,710,115 km (0.083 R)
• M7: 3,560,729 km (0.069 R)
• M8: 5,964,318 km (0.102 R)
• M9: 6,630,626 km (0.115 R)
• M10: 6,919,051 km (0.09 R)
• M11: 7,699,503 km (0.106 R)
• M12: 9,078,048 km (0.099 R)
• M13: 13,393,497 km (0.062 R)
• M14: 13,855,156 km (0.074 R)
• M15: 14,810,339 km (0.119 R)
• M16: 16,398,919 km (0.078 R)
• M17: 16,927,298 km (0.08 R)
• M18: 19,741,234 km (0.06 R)
• M19: 20,949,087 km (0.113 R)
• M20: 22,852,421 km (0.082 R)
• M21: 24,377,721 km (0.04 R)
• M22: 25,264,836 km (0.115 R)
• M23: 26,999,274 km (0.029 R)
• M24: 38,041,392 km (0.098 R)
• M25: 41,694,123 km (0.116 R)
• M26: 49,063,165 km (0.06 R)
• M27: 53,053,538 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.2

Radius: 4.7

Gravity: 36.22 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.49 AU - 16.59 AU

Year: 22211 Days

Day: 20.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,937,261 km

• M1: 58,642 km (0.109 R)
• M2: 518,656 km (0.073 R)
• M3: 1,216,231 km (0.087 R)
• M4: 1,602,941 km (0.113 R)
• M5: 2,616,916 km (0.119 R)
• M6: 3,229,668 km (0.082 R)
• M7: 8,582,131 km (0.114 R)
• M8: 9,496,772 km (0.115 R)
• M9: 10,162,034 km (0.099 R)
• M10: 10,474,394 km (0.108 R)
• M11: 14,424,675 km (0.052 R)
• M12: 15,630,135 km (0.094 R)
• M13: 24,748,275 km (0.069 R)
• M14: 36,871,387 km (0.104 R)
• M15: 37,608,605 km (0.049 R)
• M16: 37,757,156 km (0.092 R)
• M17: 39,112,363 km (0.103 R)
• M18: 46,206,893 km (0.068 R)
• M19: 47,063,640 km (0.072 R)
• M20: 57,000,828 km (0.11 R)
• M21: 58,184,297 km (0.114 R)
• M22: 60,193,097 km (0.06 R)
• M23: 65,846,849 km (0.093 R)
• M24: 66,931,284 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 16,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit