🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.8 AU - 0.86 AU

Year: 270 Days

Day: 21 Hours

Environment

Temp: 142 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,171,439 km

• M1: 42,037 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.93 AU - 1.05 AU

Year: 351 Days

Day: 38.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.98 AU - 1 AU

Year: 351 Days

Day: 15.2 Hours

Environment

Temp: 93 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.18 AU - 1.46 AU

Year: 541 Days

Day: 31.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,171,439 km

• M1: 41,588 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.7 AU - 2.52 AU

Year: 1092 Days

Day: 24.6 Hours

Environment

Temp: -53 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.2

Radius: 10.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.69 AU - 8.09 AU

Year: 7900 Days

Day: 8.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,171,439 km

• M1: 125,662 km (0.077 R)
• M2: 442,062 km (0.045 R)
• M3: 865,872 km (0.12 R)
• M4: 1,291,030 km (0.108 R)
• M5: 1,641,837 km (0.104 R)
• M6: 2,015,083 km (0.094 R)
• M7: 2,460,885 km (0.116 R)
• M8: 2,864,201 km (0.086 R)
• M9: 3,572,996 km (0.096 R)
• M10: 4,588,017 km (0.081 R)
• M11: 5,614,109 km (0.039 R)
• M12: 6,226,712 km (0.032 R)
• M13: 7,211,665 km (0.048 R)
• M14: 9,408,509 km (0.068 R)
• M15: 9,855,059 km (0.116 R)
• M16: 12,255,357 km (0.075 R)
• M17: 16,374,534 km (0.053 R)
• M18: 16,784,133 km (0.066 R)
• M19: 19,192,808 km (0.069 R)
• M20: 19,517,436 km (0.1 R)
• M21: 23,041,513 km (0.052 R)
• M22: 25,849,315 km (0.097 R)
• M23: 27,294,431 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.9

Radius: 8.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 10.09 AU - 15.39 AU

Year: 16209 Days

Day: 13.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 36,171,439 km

• M1: 106,962 km (0.076 R)
• M2: 374,593 km (0.113 R)
• M3: 764,595 km (0.058 R)
• M4: 1,159,234 km (0.109 R)
• M5: 1,918,443 km (0.114 R)
• M6: 2,468,215 km (0.065 R)
• M7: 3,046,860 km (0.09 R)
• M8: 4,349,857 km (0.108 R)
• M9: 6,028,196 km (0.102 R)
• M10: 7,203,885 km (0.119 R)
• M11: 7,914,475 km (0.119 R)
• M12: 9,683,620 km (0.095 R)
• M13: 11,761,385 km (0.072 R)
• M14: 12,494,713 km (0.083 R)
• M15: 13,193,335 km (0.08 R)
• M16: 13,717,526 km (0.116 R)
• M17: 14,877,807 km (0.084 R)
• M18: 15,662,448 km (0.096 R)
• M19: 18,668,169 km (0.043 R)
• M20: 20,610,099 km (0.111 R)
• M21: 22,590,026 km (0.109 R)
• M22: 23,435,404 km (0.05 R)
• M23: 25,389,302 km (0.056 R)
• M24: 25,691,490 km (0.092 R)
• M25: 26,716,085 km (0.036 R)
• M26: 27,874,422 km (0.057 R)
• M27: 35,036,121 km (0.051 R)
• M28: 35,662,188 km (0.072 R)
• M29: 37,065,416 km (0.118 R)
• M30: 37,977,364 km (0.118 R)
• M31: 41,079,276 km (0.074 R)
• M32: 42,337,843 km (0.102 R)
• M33: 44,638,209 km (0.117 R)
• M34: 56,026,198 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.3

Radius: 3.7

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 14.63 AU - 16.87 AU

Year: 22280 Days

Day: 24.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,171,439 km

• M1: 69,862 km (0.039 R)
• M2: 899,981 km (0.053 R)
• M3: 1,503,758 km (0.112 R)
• M4: 3,207,977 km (0.079 R)
• M5: 5,273,475 km (0.032 R)
• M6: 8,655,733 km (0.111 R)
• M7: 10,911,220 km (0.103 R)
• M8: 16,926,999 km (0.092 R)
• M9: 20,776,751 km (0.051 R)
• M10: 20,926,797 km (0.12 R)
• M11: 28,730,421 km (0.108 R)
• M12: 29,103,817 km (0.067 R)
• M13: 29,669,746 km (0.117 R)
• M14: 30,051,220 km (0.088 R)
• M15: 31,808,098 km (0.113 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 10,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit