🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.59 AU - 0.91 AU

Year: 235 Days

Day: 33 Hours

Environment

Temp: 166 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,448,693 km

• M1: 30,668 km (0.093 R)
• M2: 140,173 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.78 AU - 0.9 AU

Year: 278 Days

Day: 39.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.04 AU - 1.42 AU

Year: 493 Days

Day: 34.5 Hours

Environment

Temp: 22 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,448,693 km

• M1: 70,610 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.6 AU - 2.48 AU

Year: 1054 Days

Day: 42.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,448,693 km

• M1: 502,649 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.84 AU - 2.94 AU

Year: 1336 Days

Day: 29.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,448,693 km

• M1: 1,138,141 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.13 AU - 2.95 AU

Year: 1464 Days

Day: 37.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.1 AU - 5.1 AU

Year: 3002 Days

Day: 19 Hours

Environment

Temp: -114 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.09 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.2

Radius: 7

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 16.49 AU - 19.67 AU

Year: 27803 Days

Day: 25 Hours

Environment

Temp: -201 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,448,693 km

• M1: 87,814 km (0.105 R)
• M2: 397,781 km (0.103 R)
• M3: 1,163,273 km (0.092 R)
• M4: 1,652,608 km (0.085 R)
• M5: 2,162,288 km (0.071 R)
• M6: 2,407,479 km (0.11 R)
• M7: 3,034,892 km (0.085 R)
• M8: 4,224,644 km (0.094 R)
• M9: 5,370,863 km (0.109 R)
• M10: 5,823,546 km (0.082 R)
• M11: 6,168,519 km (0.082 R)
• M12: 11,709,175 km (0.063 R)
• M13: 14,949,764 km (0.085 R)
• M14: 16,011,011 km (0.112 R)
• M15: 17,296,805 km (0.069 R)
• M16: 19,022,716 km (0.097 R)
• M17: 20,562,527 km (0.083 R)
• M18: 22,079,748 km (0.094 R)
• M19: 25,335,746 km (0.108 R)
• M20: 36,560,373 km (0.119 R)
• M21: 39,387,773 km (0.119 R)
• M22: 46,317,894 km (0.077 R)
• M23: 47,001,108 km (0.108 R)
• M24: 61,496,992 km (0.1 R)
• M25: 66,127,196 km (0.117 R)
• M26: 67,211,032 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.1

Radius: 3.5

Gravity: 22.38 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 15.6 AU - 24.5 AU

Year: 32468 Days

Day: 23.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,448,693 km

• M1: 44,730 km (0.094 R)
• M2: 184,155 km (0.065 R)
• M3: 348,862 km (0.118 R)
• M4: 1,060,948 km (0.106 R)
• M5: 1,372,860 km (0.117 R)
• M6: 1,601,146 km (0.117 R)
• M7: 2,091,977 km (0.074 R)
• M8: 2,462,830 km (0.092 R)
• M9: 4,564,829 km (0.073 R)
• M10: 5,696,837 km (0.093 R)
• M11: 6,727,566 km (0.085 R)
• M12: 11,830,200 km (0.076 R)
• M13: 14,378,450 km (0.104 R)
• M14: 28,100,314 km (0.104 R)
• M15: 29,176,222 km (0.108 R)
• M16: 31,410,018 km (0.112 R)
• M17: 34,156,784 km (0.101 R)
• M18: 36,776,243 km (0.087 R)
• M19: 41,638,623 km (0.111 R)
• M20: 44,143,040 km (0.069 R)
• M21: 49,967,783 km (0.107 R)
• M22: 56,848,986 km (0.038 R)
• M23: 62,909,345 km (0.044 R)
• M24: 64,335,013 km (0.061 R)
• M25: 64,540,411 km (0.107 R)
• M26: 67,462,207 km (0.107 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 12,524 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit