🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.6 AU - 0.8 AU

Year: 210 Days

Day: 12 Hours

Environment

Temp: 206 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,611,178 km

• M1: 47,273 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.69 AU - 1.03 AU

Year: 286 Days

Day: 40.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.95 AU - 0.97 AU

Year: 337 Days

Day: 27.3 Hours

Environment

Temp: 93 °C

Axial Tilt: 43.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,611,178 km

• M1: 314,455 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.22 AU - 2.02 AU

Year: 738 Days

Day: 47 Hours

Environment

Temp: -43 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.39 AU - 2.15 AU

Year: 843 Days

Day: 23.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,611,178 km

• M1: 927,806 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.08 AU - 3.26 AU

Year: 1563 Days

Day: 19.7 Hours

Environment

Temp: -80 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.18 AU - 3.62 AU

Year: 2245 Days

Day: 47.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.09 AU - 3.81 AU

Year: 2295 Days

Day: 40.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.37 AU - 4.45 AU

Year: 3317 Days

Day: 29.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 10 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.3

Radius: 10.6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.34 AU - 8.5 AU

Year: 7983 Days

Day: 11.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 37,611,178 km

• M1: 149,299 km (0.109 R)
• M2: 262,544 km (0.116 R)
• M3: 477,666 km (0.109 R)
• M4: 641,924 km (0.115 R)
• M5: 886,218 km (0.092 R)
• M6: 1,229,246 km (0.113 R)
• M7: 1,388,867 km (0.093 R)
• M8: 2,553,037 km (0.099 R)
• M9: 2,712,658 km (0.089 R)
• M10: 2,875,570 km (0.091 R)
• M11: 2,994,052 km (0.058 R)
• M12: 4,052,158 km (0.11 R)
• M13: 4,704,703 km (0.077 R)
• M14: 5,186,857 km (0.098 R)
• M15: 5,390,011 km (0.045 R)
• M16: 5,714,639 km (0.108 R)
• M17: 6,045,549 km (0.105 R)
• M18: 6,228,807 km (0.095 R)
• M19: 6,475,942 km (0.077 R)
• M20: 7,529,410 km (0.108 R)
• M21: 8,669,795 km (0.112 R)
• M22: 8,876,689 km (0.098 R)
• M23: 8,980,659 km (0.094 R)
• M24: 9,154,941 km (0.098 R)
• M25: 9,330,419 km (0.116 R)
• M26: 9,506,945 km (0.119 R)
• M27: 10,224,266 km (0.106 R)
• M28: 11,182,740 km (0.12 R)
• M29: 12,634,737 km (0.057 R)
• M30: 13,066,028 km (0.119 R)
• M31: 14,226,309 km (0.043 R)
• M32: 14,511,293 km (0.075 R)
• M33: 14,798,221 km (0.081 R)
• M34: 15,544,565 km (0.119 R)
• M35: 15,796,039 km (0.084 R)
• M36: 16,091,196 km (0.082 R)
• M37: 16,601,474 km (0.114 R)
• M38: 16,858,633 km (0.078 R)
• M39: 17,376,690 km (0.036 R)
• M40: 18,428,812 km (0.074 R)
• M41: 19,411,221 km (0.086 R)
• M42: 20,227,726 km (0.051 R)
• M43: 21,148,053 km (0.116 R)
• M44: 21,380,378 km (0.111 R)
• M45: 21,473,428 km (0.1 R)
• M46: 21,847,273 km (0.092 R)
• M47: 22,129,115 km (0.088 R)
• M48: 22,506,700 km (0.052 R)
• M49: 23,029,545 km (0.069 R)
• M50: 23,172,710 km (0.089 R)
• M51: 24,183,842 km (0.037 R)
• M52: 24,621,566 km (0.102 R)
• M53: 25,603,676 km (0.107 R)
• M54: 26,099,593 km (0.09 R)
• M55: 26,249,041 km (0.099 R)
• M56: 26,748,997 km (0.114 R)
• M57: 27,201,680 km (0.04 R)
• M58: 28,421,202 km (0.098 R)
• M59: 28,986,083 km (0.118 R)
• M60: 29,762,496 km (0.032 R)
• M61: 30,022,797 km (0.105 R)
• M62: 30,493,282 km (0.093 R)
• M63: 31,441,433 km (0.073 R)
• M64: 32,132,276 km (0.073 R)
• M65: 32,828,056 km (0.119 R)
• M66: 33,474,768 km (0.095 R)
• M67: 33,637,231 km (0.055 R)
• M68: 34,180,271 km (0.086 R)
• M69: 34,671,401 km (0.099 R)
• M70: 34,780,907 km (0.088 R)
• M71: 35,937,298 km (0.029 R)
• M72: 36,548,106 km (0.103 R)
• M73: 37,554,900 km (0.1 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 11,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit