🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.61 AU - 0.71 AU

Year: 187 Days

Day: 28.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 169.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,876,339 km

• M1: 46,375 km (0.092 R)
• M2: 198,965 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.8 AU - 0.88 AU

Year: 268 Days

Day: 30.9 Hours

Environment

Temp: 119 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.29 AU - 1.59 AU

Year: 602 Days

Day: 31.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 44.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,876,339 km

• M1: 59,690 km (0.035 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.77 AU - 3.71 AU

Year: 2031 Days

Day: 34.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.58 AU - 3.94 AU

Year: 2050 Days

Day: 47.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,876,339 km

• M1: 1,955,394 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.29 AU - 4.75 AU

Year: 2807 Days

Day: 47.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.01 AU - 6.13 AU

Year: 4578 Days

Day: 35.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,876,339 km

• M1: 19,747 km (0.105 R)

Asteroid Belt

Center: 8.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.7

Radius: 12.1

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.13 AU - 12.71 AU

Year: 12567 Days

Day: 13.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,876,339 km

• M1: 150,495 km (0.102 R)
• M2: 686,953 km (0.099 R)
• M3: 1,136,495 km (0.092 R)
• M4: 1,753,287 km (0.068 R)
• M5: 2,320,712 km (0.096 R)
• M6: 2,735,696 km (0.084 R)
• M7: 3,997,106 km (0.093 R)
• M8: 4,412,090 km (0.102 R)
• M9: 5,329,574 km (0.086 R)
• M10: 6,291,338 km (0.091 R)
• M11: 8,366,710 km (0.04 R)
• M12: 9,508,141 km (0.115 R)
• M13: 10,197,788 km (0.077 R)
• M14: 10,638,503 km (0.111 R)
• M15: 14,637,254 km (0.11 R)
• M16: 16,068,307 km (0.076 R)
• M17: 19,040,817 km (0.082 R)
• M18: 20,744,288 km (0.095 R)
• M19: 27,613,822 km (0.118 R)
• M20: 28,580,524 km (0.079 R)
• M21: 30,695,239 km (0.071 R)
• M22: 33,392,339 km (0.12 R)
• M23: 34,366,371 km (0.119 R)
• M24: 36,884,402 km (0.042 R)
• M25: 37,402,460 km (0.098 R)
• M26: 38,056,651 km (0.084 R)
• M27: 42,143,964 km (0.113 R)
• M28: 48,344,945 km (0.11 R)
• M29: 51,500,713 km (0.089 R)
• M30: 52,473,697 km (0.068 R)
• M31: 56,659,894 km (0.082 R)
• M32: 57,870,739 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.1

Radius: 5.2

Gravity: 17.61 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 15.73 AU - 19.11 AU

Year: 25320 Days

Day: 24.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,876,339 km

• M1: 65,075 km (0.108 R)
• M2: 539,749 km (0.103 R)
• M3: 915,389 km (0.054 R)
• M4: 1,947,315 km (0.043 R)
• M5: 2,213,899 km (0.079 R)
• M6: 4,848,467 km (0.039 R)
• M7: 5,146,466 km (0.102 R)
• M8: 6,287,150 km (0.066 R)
• M9: 6,824,056 km (0.042 R)
• M10: 7,294,392 km (0.081 R)
• M11: 8,352,049 km (0.079 R)
• M12: 11,864,458 km (0.113 R)
• M13: 13,320,494 km (0.068 R)
• M14: 14,583,399 km (0.118 R)
• M15: 25,507,335 km (0.118 R)
• M16: 25,730,535 km (0.051 R)
• M17: 38,334,604 km (0.094 R)
• M18: 39,664,379 km (0.087 R)
• M19: 48,807,353 km (0.118 R)
• M20: 61,234,448 km (0.111 R)
• M21: 61,634,772 km (0.12 R)
• M22: 70,010,308 km (0.047 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 18,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit