🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.51 AU - 0.71 AU

Year: 205 Days

Day: 34.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.06 AU - 1.08 AU

Year: 476 Days

Day: 31.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,925,286 km

• M1: 287,378 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.19 AU - 1.33 AU

Year: 609 Days

Day: 43 Hours

Environment

Temp: -75 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.21 AU - 2.65 AU

Year: 1631 Days

Day: 21.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 160.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.3

Radius: 11.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.07 AU - 3.81 AU

Year: 2746 Days

Day: 11.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,925,286 km

• M1: 161,267 km (0.047 R)
• M2: 527,482 km (0.063 R)
• M3: 899,981 km (0.095 R)
• M4: 1,676,992 km (0.081 R)
• M5: 2,202,978 km (0.118 R)
• M6: 4,440,962 km (0.026 R)
• M7: 5,180,574 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.7

Radius: 11

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.39 AU - 5.03 AU

Year: 4400 Days

Day: 8.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,925,286 km

• M1: 136,732 km (0.079 R)
• M2: 516,711 km (0.112 R)
• M3: 890,855 km (0.089 R)
• M4: 1,474,437 km (0.103 R)
• M5: 2,535,086 km (0.112 R)
• M6: 3,412,178 km (0.112 R)
• M7: 4,391,146 km (0.071 R)
• M8: 5,067,927 km (0.065 R)
• M9: 5,705,812 km (0.104 R)
• M10: 6,225,964 km (0.095 R)
• M11: 7,111,434 km (0.115 R)
• M12: 9,806,140 km (0.115 R)
• M13: 11,466,228 km (0.093 R)
• M14: 11,897,967 km (0.042 R)
• M15: 13,831,520 km (0.112 R)
• M16: 16,559,736 km (0.107 R)
• M17: 19,689,324 km (0.035 R)
• M18: 21,916,537 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.7

Radius: 4.9

Gravity: 23.77 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 8.89 AU - 11.87 AU

Year: 14395 Days

Day: 22.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,925,286 km

• M1: 64,626 km (0.114 R)
• M2: 287,527 km (0.035 R)
• M3: 467,493 km (0.054 R)
• M4: 1,013,376 km (0.081 R)
• M5: 1,943,127 km (0.03 R)
• M6: 2,163,036 km (0.104 R)
• M7: 2,523,716 km (0.112 R)
• M8: 2,854,178 km (0.091 R)
• M9: 4,019,844 km (0.032 R)
• M10: 5,436,087 km (0.106 R)
• M11: 7,635,924 km (0.029 R)
• M12: 8,231,174 km (0.079 R)
• M13: 9,257,415 km (0.115 R)
• M14: 10,366,235 km (0.11 R)
• M15: 13,227,743 km (0.117 R)
• M16: 16,128,894 km (0.096 R)
• M17: 16,350,898 km (0.114 R)
• M18: 17,106,217 km (0.057 R)
• M19: 18,849,033 km (0.086 R)
• M20: 24,391,185 km (0.091 R)
• M21: 25,177,022 km (0.03 R)
• M22: 28,489,568 km (0.09 R)
• M23: 30,587,678 km (0.047 R)
• M24: 32,315,234 km (0.114 R)
• M25: 38,016,858 km (0.097 R)
• M26: 43,490,046 km (0.028 R)
• M27: 44,498,784 km (0.111 R)
• M28: 46,863,179 km (0.068 R)
• M29: 48,076,118 km (0.118 R)
• M30: 52,486,263 km (0.091 R)
• M31: 53,137,463 km (0.027 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.6

Radius: 6.1

Gravity: 13.64 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.74 AU - 18.64 AU

Year: 25484 Days

Day: 15.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,925,286 km

• M1: 77,641 km (0.104 R)
• M2: 1,165,816 km (0.093 R)
• M3: 1,448,257 km (0.063 R)
• M4: 1,702,873 km (0.113 R)
• M5: 2,047,696 km (0.065 R)
• M6: 3,723,641 km (0.044 R)
• M7: 4,271,618 km (0.053 R)
• M8: 7,741,839 km (0.071 R)
• M9: 9,073,111 km (0.086 R)
• M10: 9,587,728 km (0.115 R)
• M11: 13,897,343 km (0.107 R)
• M12: 15,446,130 km (0.116 R)
• M13: 23,214,298 km (0.074 R)
• M14: 24,720,450 km (0.076 R)
• M15: 26,867,179 km (0.037 R)
• M16: 30,631,510 km (0.109 R)
• M17: 35,009,342 km (0.077 R)
• M18: 37,130,341 km (0.092 R)
• M19: 49,203,637 km (0.119 R)
• M20: 52,040,611 km (0.101 R)
• M21: 59,015,163 km (0.056 R)
• M22: 60,801,063 km (0.102 R)
• M23: 69,832,884 km (0.095 R)
• M24: 70,715,811 km (0.081 R)
• M25: 72,729,698 km (0.115 R)
• M26: 80,925,267 km (0.036 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: 511 - 13,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit