🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.72 AU - 0.88 AU

Year: 209 Days

Day: 47.5 Hours

Environment

Temp: 265 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,317,577 km

• M1: 56,099 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.86 AU - 1.42 AU

Year: 356 Days

Day: 37.9 Hours

Environment

Temp: 194 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.07 AU - 2.57 AU

Year: 1033 Days

Day: 18 Hours

Environment

Temp: 10 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.87 AU - 4.11 AU

Year: 2331 Days

Day: 24 Hours

Environment

Temp: -48 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.87 AU - 4.49 AU

Year: 2499 Days

Day: 35.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.52 AU - 5.9 AU

Year: 3478 Days

Day: 30.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.06 AU - 11.34 AU

Year: 8835 Days

Day: 39.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119

Radius: 4

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 19.02 AU - 20.68 AU

Year: 25862 Days

Day: 17.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,317,577 km

• M1: 49,816 km (0.051 R)
• M2: 219,610 km (0.075 R)
• M3: 373,695 km (0.12 R)
• M4: 1,329,027 km (0.074 R)
• M5: 1,593,517 km (0.066 R)
• M6: 2,011,044 km (0.069 R)
• M7: 3,570,452 km (0.088 R)
• M8: 4,667,902 km (0.039 R)
• M9: 5,582,544 km (0.099 R)
• M10: 5,936,343 km (0.095 R)
• M11: 7,758,744 km (0.101 R)
• M12: 7,976,858 km (0.056 R)
• M13: 9,177,979 km (0.072 R)
• M14: 13,123,473 km (0.097 R)
• M15: 14,523,111 km (0.046 R)
• M16: 15,739,790 km (0.092 R)
• M17: 17,916,140 km (0.069 R)
• M18: 18,451,252 km (0.045 R)
• M19: 18,918,446 km (0.08 R)
• M20: 19,473,304 km (0.096 R)
• M21: 19,876,321 km (0.088 R)
• M22: 20,866,061 km (0.114 R)
• M23: 22,587,932 km (0.088 R)
• M24: 25,536,207 km (0.079 R)
• M25: 28,834,990 km (0.116 R)
• M26: 29,043,529 km (0.107 R)
• M27: 34,123,424 km (0.047 R)
• M28: 34,473,932 km (0.068 R)
• M29: 36,994,656 km (0.096 R)
• M30: 37,241,044 km (0.111 R)
• M31: 38,237,216 km (0.11 R)
• M32: 39,764,460 km (0.052 R)
• M33: 45,854,141 km (0.101 R)
• M34: 49,045,363 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 21.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.6

Radius: 3.9

Gravity: 43.23 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 17.88 AU - 25.04 AU

Year: 29072 Days

Day: 19 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,317,577 km

• M1: 51,910 km (0.096 R)
• M2: 296,054 km (0.072 R)
• M3: 564,433 km (0.076 R)
• M4: 719,267 km (0.106 R)
• M5: 1,219,821 km (0.102 R)
• M6: 3,322,868 km (0.106 R)
• M7: 3,508,070 km (0.077 R)
• M8: 3,865,759 km (0.066 R)
• M9: 4,964,405 km (0.109 R)
• M10: 6,443,629 km (0.036 R)
• M11: 7,029,155 km (0.107 R)
• M12: 8,704,502 km (0.073 R)
• M13: 10,895,961 km (0.108 R)
• M14: 13,045,383 km (0.116 R)
• M15: 14,058,759 km (0.119 R)
• M16: 22,881,294 km (0.049 R)
• M17: 31,399,546 km (0.053 R)
• M18: 39,217,381 km (0.062 R)
• M19: 41,975,517 km (0.08 R)
• M20: 42,979,019 km (0.061 R)
• M21: 44,169,968 km (0.093 R)
• M22: 50,831,860 km (0.116 R)
• M23: 63,005,836 km (0.085 R)
• M24: 71,641,672 km (0.107 R)
• M25: 87,639,220 km (0.051 R)

Kuiper Belt

Range: 37.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 16,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit