🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.5 AU - 0.64 AU

Year: 153 Days

Day: 25.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.74 AU - 0.96 AU

Year: 278 Days

Day: 14.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 2.2 °

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: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.75 AU - 1.17 AU

Year: 334 Days

Day: 46.4 Hours

Environment

Temp: 126 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.06 AU - 1.18 AU

Year: 420 Days

Day: 22.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 59,071,032 km

• M1: 161,117 km (0.099 R)
• M2: 449,093 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.5 AU - 1.74 AU

Year: 731 Days

Day: 19 Hours

Environment

Temp: -39 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.62 AU - 5.62 AU

Year: 3523 Days

Day: 28.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820

Radius: 11.1

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 8.09 AU - 13.41 AU

Year: 12504 Days

Day: 8.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 59,071,032 km

• M1: 143,315 km (0.103 R)
• M2: 215,571 km (0.107 R)
• M3: 491,279 km (0.1 R)
• M4: 2,288,099 km (0.098 R)
• M5: 2,557,226 km (0.069 R)
• M6: 3,159,208 km (0.078 R)
• M7: 3,358,323 km (0.111 R)
• M8: 4,341,929 km (0.06 R)
• M9: 5,568,033 km (0.101 R)
• M10: 6,385,884 km (0.098 R)
• M11: 6,766,162 km (0.042 R)
• M12: 7,153,920 km (0.062 R)
• M13: 7,328,650 km (0.092 R)
• M14: 7,637,719 km (0.089 R)
• M15: 8,131,991 km (0.099 R)
• M16: 8,268,723 km (0.118 R)
• M17: 8,776,309 km (0.099 R)
• M18: 9,532,676 km (0.112 R)
• M19: 9,918,788 km (0.065 R)
• M20: 10,016,026 km (0.114 R)
• M21: 10,211,700 km (0.102 R)
• M22: 10,606,639 km (0.113 R)
• M23: 11,360,761 km (0.099 R)
• M24: 12,184,298 km (0.041 R)
• M25: 12,393,136 km (0.084 R)
• M26: 12,973,726 km (0.09 R)
• M27: 13,671,450 km (0.091 R)
• M28: 14,657,450 km (0.089 R)
• M29: 14,823,952 km (0.115 R)
• M30: 15,440,146 km (0.036 R)
• M31: 16,121,863 km (0.089 R)
• M32: 16,408,792 km (0.107 R)
• M33: 16,523,982 km (0.042 R)
• M34: 16,639,622 km (0.113 R)
• M35: 19,248,459 km (0.071 R)
• M36: 19,370,082 km (0.045 R)
• M37: 20,352,042 km (0.093 R)
• M38: 22,364,134 km (0.067 R)
• M39: 22,492,040 km (0.104 R)
• M40: 23,199,638 km (0.093 R)
• M41: 24,045,315 km (0.109 R)
• M42: 24,967,286 km (0.12 R)
• M43: 26,035,116 km (0.11 R)
• M44: 27,185,972 km (0.097 R)
• M45: 27,596,170 km (0.069 R)
• M46: 28,077,276 km (0.104 R)
• M47: 28,215,206 km (0.055 R)
• M48: 28,978,155 km (0.085 R)
• M49: 29,677,525 km (0.081 R)
• M50: 30,241,060 km (0.116 R)
• M51: 30,524,099 km (0.084 R)
• M52: 30,736,977 km (0.084 R)
• M53: 32,241,183 km (0.093 R)
• M54: 32,820,426 km (0.059 R)
• M55: 33,769,176 km (0.09 R)
• M56: 33,915,932 km (0.091 R)
• M57: 34,062,837 km (0.112 R)
• M58: 34,210,041 km (0.066 R)
• M59: 36,819,776 km (0.081 R)
• M60: 37,046,417 km (0.066 R)
• M61: 38,569,323 km (0.069 R)
• M62: 38,876,447 km (0.097 R)
• M63: 41,991,225 km (0.11 R)
• M64: 43,898,298 km (0.117 R)
• M65: 44,942,940 km (0.119 R)
• M66: 45,833,347 km (0.104 R)
• M67: 46,729,588 km (0.067 R)
• M68: 47,713,942 km (0.049 R)
• M69: 48,291,240 km (0.094 R)
• M70: 49,120,012 km (0.114 R)
• M71: 49,536,193 km (0.118 R)
• M72: 50,037,197 km (0.097 R)
• M73: 51,634,603 km (0.041 R)
• M74: 51,888,321 km (0.094 R)
• M75: 52,312,131 km (0.079 R)
• M76: 53,505,025 km (0.051 R)
• M77: 53,761,735 km (0.051 R)
• M78: 54,448,539 km (0.114 R)
• M79: 54,620,576 km (0.1 R)
• M80: 54,706,745 km (0.063 R)
• M81: 55,397,587 km (0.069 R)
• M82: 56,352,022 km (0.084 R)
• M83: 57,224,477 km (0.079 R)
• M84: 58,541,387 km (0.108 R)
• M85: 58,806,025 km (0.098 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 10,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit